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Finding the Fourth Proportional to 113,110.33, 170,459.92 and 101,879.74

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Solution

The fourth proportional to 113,110.33, 170,459.92 and 101,879.74 is: 153,535.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,110.33 : 170,459.92 = 101,879.74 : x
  2. Step 2: Convert to fraction form
    113,110.33/170,459.92 = 101,879.74/x
  3. Step 3: Cross multiply
    113,110.33x = 170,459.92 × 101,879.74
  4. Step 4: Simplify right side
    113,110.33x = 17,366,412,330.02
  5. Step 5: Solve for x
    x = 17,366,412,330.02/113,110.33
  6. Step 6: Final answer
    x = 153,535.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.