Home / 53,685.07-74,087.87-29,811.84

Finding the Fourth Proportional to 53,685.07, 74,087.87 and 29,811.84

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Solution

The fourth proportional to 53,685.07, 74,087.87 and 29,811.84 is: 41,141.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,685.07 : 74,087.87 = 29,811.84 : x
  2. Step 2: Convert to fraction form
    53,685.07/74,087.87 = 29,811.84/x
  3. Step 3: Cross multiply
    53,685.07x = 74,087.87 × 29,811.84
  4. Step 4: Simplify right side
    53,685.07x = 2,208,695,577.32
  5. Step 5: Solve for x
    x = 2,208,695,577.32/53,685.07
  6. Step 6: Final answer
    x = 41,141.71

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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.