Home / 62,070.92-85,758.20-43,291.88

Finding the Fourth Proportional to 62,070.92, 85,758.20 and 43,291.88

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Solution

The fourth proportional to 62,070.92, 85,758.20 and 43,291.88 is: 59,812.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,070.92 : 85,758.20 = 43,291.88 : x
  2. Step 2: Convert to fraction form
    62,070.92/85,758.20 = 43,291.88/x
  3. Step 3: Cross multiply
    62,070.92x = 85,758.20 × 43,291.88
  4. Step 4: Simplify right side
    62,070.92x = 3,712,633,703.42
  5. Step 5: Solve for x
    x = 3,712,633,703.42/62,070.92
  6. Step 6: Final answer
    x = 59,812.77

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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.