Home / 172,588.68-238,116.76-97,122.60

Finding the Fourth Proportional to 172,588.68, 238,116.76 and 97,122.60

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Solution

The fourth proportional to 172,588.68, 238,116.76 and 97,122.60 is: 133,997.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,588.68 : 238,116.76 = 97,122.60 : x
  2. Step 2: Convert to fraction form
    172,588.68/238,116.76 = 97,122.60/x
  3. Step 3: Cross multiply
    172,588.68x = 238,116.76 × 97,122.60
  4. Step 4: Simplify right side
    172,588.68x = 23,126,518,834.78
  5. Step 5: Solve for x
    x = 23,126,518,834.78/172,588.68
  6. Step 6: Final answer
    x = 133,997.89

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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.