Home / 85,089.18-127,594.89-29,672.22

Finding the Fourth Proportional to 85,089.18, 127,594.89 and 29,672.22

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Solution

The fourth proportional to 85,089.18, 127,594.89 and 29,672.22 is: 44,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,089.18 : 127,594.89 = 29,672.22 : x
  2. Step 2: Convert to fraction form
    85,089.18/127,594.89 = 29,672.22/x
  3. Step 3: Cross multiply
    85,089.18x = 127,594.89 × 29,672.22
  4. Step 4: Simplify right side
    85,089.18x = 3,786,023,646.96
  5. Step 5: Solve for x
    x = 3,786,023,646.96/85,089.18
  6. Step 6: Final answer
    x = 44,494.77

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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.