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Finding the Fourth Proportional to 169,191.38, 233,484.07 and 101,211.22

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Solution

The fourth proportional to 169,191.38, 233,484.07 and 101,211.22 is: 139,671.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,191.38 : 233,484.07 = 101,211.22 : x
  2. Step 2: Convert to fraction form
    169,191.38/233,484.07 = 101,211.22/x
  3. Step 3: Cross multiply
    169,191.38x = 233,484.07 × 101,211.22
  4. Step 4: Simplify right side
    169,191.38x = 23,631,205,901.79
  5. Step 5: Solve for x
    x = 23,631,205,901.79/169,191.38
  6. Step 6: Final answer
    x = 139,671.46

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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.