Home / 151,498.28-209,445.54-113,706.92

Finding the Fourth Proportional to 151,498.28, 209,445.54 and 113,706.92

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Solution

The fourth proportional to 151,498.28, 209,445.54 and 113,706.92 is: 157,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,498.28 : 209,445.54 = 113,706.92 : x
  2. Step 2: Convert to fraction form
    151,498.28/209,445.54 = 113,706.92/x
  3. Step 3: Cross multiply
    151,498.28x = 209,445.54 × 113,706.92
  4. Step 4: Simplify right side
    151,498.28x = 23,815,407,261.14
  5. Step 5: Solve for x
    x = 23,815,407,261.14/151,498.28
  6. Step 6: Final answer
    x = 157,199.19

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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.