Home / 62,115.20-93,171.68-15,368.08

Finding the Fourth Proportional to 62,115.20, 93,171.68 and 15,368.08

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Solution

The fourth proportional to 62,115.20, 93,171.68 and 15,368.08 is: 23,051.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,115.20 : 93,171.68 = 15,368.08 : x
  2. Step 2: Convert to fraction form
    62,115.20/93,171.68 = 15,368.08/x
  3. Step 3: Cross multiply
    62,115.20x = 93,171.68 × 15,368.08
  4. Step 4: Simplify right side
    62,115.20x = 1,431,869,831.97
  5. Step 5: Solve for x
    x = 1,431,869,831.97/62,115.20
  6. Step 6: Final answer
    x = 23,051.84

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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.