Home / 173,988.38-240,120.83-97,520.47

Finding the Fourth Proportional to 173,988.38, 240,120.83 and 97,520.47

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Solution

The fourth proportional to 173,988.38, 240,120.83 and 97,520.47 is: 134,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,988.38 : 240,120.83 = 97,520.47 : x
  2. Step 2: Convert to fraction form
    173,988.38/240,120.83 = 97,520.47/x
  3. Step 3: Cross multiply
    173,988.38x = 240,120.83 × 97,520.47
  4. Step 4: Simplify right side
    173,988.38x = 23,416,695,110.49
  5. Step 5: Solve for x
    x = 23,416,695,110.49/173,988.38
  6. Step 6: Final answer
    x = 134,587.69

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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.