Home / 42,124.56-63,179.55-15,823.86

Finding the Fourth Proportional to 42,124.56, 63,179.55 and 15,823.86

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Solution

The fourth proportional to 42,124.56, 63,179.55 and 15,823.86 is: 23,733.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124.56 : 63,179.55 = 15,823.86 : x
  2. Step 2: Convert to fraction form
    42,124.56/63,179.55 = 15,823.86/x
  3. Step 3: Cross multiply
    42,124.56x = 63,179.55 × 15,823.86
  4. Step 4: Simplify right side
    42,124.56x = 999,744,354.06
  5. Step 5: Solve for x
    x = 999,744,354.06/42,124.56
  6. Step 6: Final answer
    x = 23,733.05

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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.