Home / 59,814.20-89,915.70-42,404.60

Finding the Fourth Proportional to 59,814.20, 89,915.70 and 42,404.60

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Solution

The fourth proportional to 59,814.20, 89,915.70 and 42,404.60 is: 63,744.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,814.20 : 89,915.70 = 42,404.60 : x
  2. Step 2: Convert to fraction form
    59,814.20/89,915.70 = 42,404.60/x
  3. Step 3: Cross multiply
    59,814.20x = 89,915.70 × 42,404.60
  4. Step 4: Simplify right side
    59,814.20x = 3,812,839,292.22
  5. Step 5: Solve for x
    x = 3,812,839,292.22/59,814.20
  6. Step 6: Final answer
    x = 63,744.72

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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.