Home / 71,985,280.74-107,989,118.58-23,451,836.04

Finding the Fourth Proportional to 71,985,280.74, 107,989,118.58 and 23,451,836.04

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Solution

The fourth proportional to 71,985,280.74, 107,989,118.58 and 23,451,836.04 is: 35,181,402.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,985,280.74 : 107,989,118.58 = 23,451,836.04 : x
  2. Step 2: Convert to fraction form
    71,985,280.74/107,989,118.58 = 23,451,836.04/x
  3. Step 3: Cross multiply
    71,985,280.74x = 107,989,118.58 × 23,451,836.04
  4. Step 4: Simplify right side
    71,985,280.74x = 2,532,543,103,042,277.50
  5. Step 5: Solve for x
    x = 2,532,543,103,042,277.50/71,985,280.74
  6. Step 6: Final answer
    x = 35,181,402.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.