Home / 61,354.10-92,117.55-48,221.30

Finding the Fourth Proportional to 61,354.10, 92,117.55 and 48,221.30

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Solution

The fourth proportional to 61,354.10, 92,117.55 and 48,221.30 is: 72,399.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,354.10 : 92,117.55 = 48,221.30 : x
  2. Step 2: Convert to fraction form
    61,354.10/92,117.55 = 48,221.30/x
  3. Step 3: Cross multiply
    61,354.10x = 92,117.55 × 48,221.30
  4. Step 4: Simplify right side
    61,354.10x = 4,442,028,013.82
  5. Step 5: Solve for x
    x = 4,442,028,013.82/61,354.10
  6. Step 6: Final answer
    x = 72,399.86

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1.5x scale

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.