Home / 76,477,677.06-105,539,209.53-41,670,367.50

Finding the Fourth Proportional to 76,477,677.06, 105,539,209.53 and 41,670,367.50

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Solution

The fourth proportional to 76,477,677.06, 105,539,209.53 and 41,670,367.50 is: 57,505,115.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,477,677.06 : 105,539,209.53 = 41,670,367.50 : x
  2. Step 2: Convert to fraction form
    76,477,677.06/105,539,209.53 = 41,670,367.50/x
  3. Step 3: Cross multiply
    76,477,677.06x = 105,539,209.53 × 41,670,367.50
  4. Step 4: Simplify right side
    76,477,677.06x = 4,397,857,646,774,602.50
  5. Step 5: Solve for x
    x = 4,397,857,646,774,602.50/76,477,677.06
  6. Step 6: Final answer
    x = 57,505,115.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.