Home / 61,344.38-92,038.16-30,201.50

Finding the Fourth Proportional to 61,344.38, 92,038.16 and 30,201.50

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Solution

The fourth proportional to 61,344.38, 92,038.16 and 30,201.50 is: 45,312.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344.38 : 92,038.16 = 30,201.50 : x
  2. Step 2: Convert to fraction form
    61,344.38/92,038.16 = 30,201.50/x
  3. Step 3: Cross multiply
    61,344.38x = 92,038.16 × 30,201.50
  4. Step 4: Simplify right side
    61,344.38x = 2,779,690,104.55
  5. Step 5: Solve for x
    x = 2,779,690,104.55/61,344.38
  6. Step 6: Final answer
    x = 45,312.88

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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.