Home / 73,240.48-101,070.96-39,705.76

Finding the Fourth Proportional to 73,240.48, 101,070.96 and 39,705.76

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Solution

The fourth proportional to 73,240.48, 101,070.96 and 39,705.76 is: 54,793.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,240.48 : 101,070.96 = 39,705.76 : x
  2. Step 2: Convert to fraction form
    73,240.48/101,070.96 = 39,705.76/x
  3. Step 3: Cross multiply
    73,240.48x = 101,070.96 × 39,705.76
  4. Step 4: Simplify right side
    73,240.48x = 4,013,099,280.73
  5. Step 5: Solve for x
    x = 4,013,099,280.73/73,240.48
  6. Step 6: Final answer
    x = 54,793.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.