Home / 76,210.22-105,171.84-44,367.50

Finding the Fourth Proportional to 76,210.22, 105,171.84 and 44,367.50

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Solution

The fourth proportional to 76,210.22, 105,171.84 and 44,367.50 is: 61,228.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,210.22 : 105,171.84 = 44,367.50 : x
  2. Step 2: Convert to fraction form
    76,210.22/105,171.84 = 44,367.50/x
  3. Step 3: Cross multiply
    76,210.22x = 105,171.84 × 44,367.50
  4. Step 4: Simplify right side
    76,210.22x = 4,666,211,611.20
  5. Step 5: Solve for x
    x = 4,666,211,611.20/76,210.22
  6. Step 6: Final answer
    x = 61,228.16

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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.