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Finding the Fourth Proportional to 176,987.12, 244,242.12 and 97,499.12

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Solution

The fourth proportional to 176,987.12, 244,242.12 and 97,499.12 is: 134,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,987.12 : 244,242.12 = 97,499.12 : x
  2. Step 2: Convert to fraction form
    176,987.12/244,242.12 = 97,499.12/x
  3. Step 3: Cross multiply
    176,987.12x = 244,242.12 × 97,499.12
  4. Step 4: Simplify right side
    176,987.12x = 23,813,391,766.93
  5. Step 5: Solve for x
    x = 23,813,391,766.93/176,987.12
  6. Step 6: Final answer
    x = 134,548.73

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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.