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Finding the Fourth Proportional to 116,116.39, 159,883.05 and 101,693.08

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Solution

The fourth proportional to 116,116.39, 159,883.05 and 101,693.08 is: 140,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,116.39 : 159,883.05 = 101,693.08 : x
  2. Step 2: Convert to fraction form
    116,116.39/159,883.05 = 101,693.08/x
  3. Step 3: Cross multiply
    116,116.39x = 159,883.05 × 101,693.08
  4. Step 4: Simplify right side
    116,116.39x = 16,258,999,794.29
  5. Step 5: Solve for x
    x = 16,258,999,794.29/116,116.39
  6. Step 6: Final answer
    x = 140,023.30

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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.