Home / 57,960.24-86,945.40-16,407.60

Finding the Fourth Proportional to 57,960.24, 86,945.40 and 16,407.60

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Solution

The fourth proportional to 57,960.24, 86,945.40 and 16,407.60 is: 24,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,960.24 : 86,945.40 = 16,407.60 : x
  2. Step 2: Convert to fraction form
    57,960.24/86,945.40 = 16,407.60/x
  3. Step 3: Cross multiply
    57,960.24x = 86,945.40 × 16,407.60
  4. Step 4: Simplify right side
    57,960.24x = 1,426,565,345.04
  5. Step 5: Solve for x
    x = 1,426,565,345.04/57,960.24
  6. Step 6: Final answer
    x = 24,612.83

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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.