Home / 61,242.16-91,863.68-16,867.92

Finding the Fourth Proportional to 61,242.16, 91,863.68 and 16,867.92

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Solution

The fourth proportional to 61,242.16, 91,863.68 and 16,867.92 is: 25,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,242.16 : 91,863.68 = 16,867.92 : x
  2. Step 2: Convert to fraction form
    61,242.16/91,863.68 = 16,867.92/x
  3. Step 3: Cross multiply
    61,242.16x = 91,863.68 × 16,867.92
  4. Step 4: Simplify right side
    61,242.16x = 1,549,549,205.15
  5. Step 5: Solve for x
    x = 1,549,549,205.15/61,242.16
  6. Step 6: Final answer
    x = 25,302.00

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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.