Home / 48,614.76-72,929.40-15,331.32

Finding the Fourth Proportional to 48,614.76, 72,929.40 and 15,331.32

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Solution

The fourth proportional to 48,614.76, 72,929.40 and 15,331.32 is: 22,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,614.76 : 72,929.40 = 15,331.32 : x
  2. Step 2: Convert to fraction form
    48,614.76/72,929.40 = 15,331.32/x
  3. Step 3: Cross multiply
    48,614.76x = 72,929.40 × 15,331.32
  4. Step 4: Simplify right side
    48,614.76x = 1,118,103,968.81
  5. Step 5: Solve for x
    x = 1,118,103,968.81/48,614.76
  6. Step 6: Final answer
    x = 22,999.27

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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.