Home / 61,720.32-92,580.44-14,973.20

Finding the Fourth Proportional to 61,720.32, 92,580.44 and 14,973.20

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Solution

The fourth proportional to 61,720.32, 92,580.44 and 14,973.20 is: 22,459.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,720.32 : 92,580.44 = 14,973.20 : x
  2. Step 2: Convert to fraction form
    61,720.32/92,580.44 = 14,973.20/x
  3. Step 3: Cross multiply
    61,720.32x = 92,580.44 × 14,973.20
  4. Step 4: Simplify right side
    61,720.32x = 1,386,224,906.44
  5. Step 5: Solve for x
    x = 1,386,224,906.44/61,720.32
  6. Step 6: Final answer
    x = 22,459.78

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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.