Home / 115,781.40-173,671.90-59,637.56

Finding the Fourth Proportional to 115,781.40, 173,671.90 and 59,637.56

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Solution

The fourth proportional to 115,781.40, 173,671.90 and 59,637.56 is: 89,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,781.40 : 173,671.90 = 59,637.56 : x
  2. Step 2: Convert to fraction form
    115,781.40/173,671.90 = 59,637.56/x
  3. Step 3: Cross multiply
    115,781.40x = 173,671.90 × 59,637.56
  4. Step 4: Simplify right side
    115,781.40x = 10,357,367,339.11
  5. Step 5: Solve for x
    x = 10,357,367,339.11/115,781.40
  6. Step 6: Final answer
    x = 89,456.23

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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.