Home / 124,587.38-171,936.20-70,158.33

Finding the Fourth Proportional to 124,587.38, 171,936.20 and 70,158.33

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Solution

The fourth proportional to 124,587.38, 171,936.20 and 70,158.33 is: 96,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,587.38 : 171,936.20 = 70,158.33 : x
  2. Step 2: Convert to fraction form
    124,587.38/171,936.20 = 70,158.33/x
  3. Step 3: Cross multiply
    124,587.38x = 171,936.20 × 70,158.33
  4. Step 4: Simplify right side
    124,587.38x = 12,062,756,307.75
  5. Step 5: Solve for x
    x = 12,062,756,307.75/124,587.38
  6. Step 6: Final answer
    x = 96,821.66

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1.5x scale

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.