Home / 57,558.12-86,338.80-16,005.12

Finding the Fourth Proportional to 57,558.12, 86,338.80 and 16,005.12

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Solution

The fourth proportional to 57,558.12, 86,338.80 and 16,005.12 is: 24,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,558.12 : 86,338.80 = 16,005.12 : x
  2. Step 2: Convert to fraction form
    57,558.12/86,338.80 = 16,005.12/x
  3. Step 3: Cross multiply
    57,558.12x = 86,338.80 × 16,005.12
  4. Step 4: Simplify right side
    57,558.12x = 1,381,862,854.66
  5. Step 5: Solve for x
    x = 1,381,862,854.66/57,558.12
  6. Step 6: Final answer
    x = 24,008.13

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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.