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Finding the Fourth Proportional to 173,987.57, 240,119.70 and 97,519.66

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Solution

The fourth proportional to 173,987.57, 240,119.70 and 97,519.66 is: 134,586.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,987.57 : 240,119.70 = 97,519.66 : x
  2. Step 2: Convert to fraction form
    173,987.57/240,119.70 = 97,519.66/x
  3. Step 3: Cross multiply
    173,987.57x = 240,119.70 × 97,519.66
  4. Step 4: Simplify right side
    173,987.57x = 23,416,391,503.30
  5. Step 5: Solve for x
    x = 23,416,391,503.30/173,987.57
  6. Step 6: Final answer
    x = 134,586.58

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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.