Home / 56,207.08-77,565.22-31,056.04

Finding the Fourth Proportional to 56,207.08, 77,565.22 and 31,056.04

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Solution

The fourth proportional to 56,207.08, 77,565.22 and 31,056.04 is: 42,857.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,207.08 : 77,565.22 = 31,056.04 : x
  2. Step 2: Convert to fraction form
    56,207.08/77,565.22 = 31,056.04/x
  3. Step 3: Cross multiply
    56,207.08x = 77,565.22 × 31,056.04
  4. Step 4: Simplify right side
    56,207.08x = 2,408,868,574.93
  5. Step 5: Solve for x
    x = 2,408,868,574.93/56,207.08
  6. Step 6: Final answer
    x = 42,857.03

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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.