Home / 152,177.36-209,966.96-98,397.64

Finding the Fourth Proportional to 152,177.36, 209,966.96 and 98,397.64

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Solution

The fourth proportional to 152,177.36, 209,966.96 and 98,397.64 is: 135,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,177.36 : 209,966.96 = 98,397.64 : x
  2. Step 2: Convert to fraction form
    152,177.36/209,966.96 = 98,397.64/x
  3. Step 3: Cross multiply
    152,177.36x = 209,966.96 × 98,397.64
  4. Step 4: Simplify right side
    152,177.36x = 20,660,253,341.97
  5. Step 5: Solve for x
    x = 20,660,253,341.97/152,177.36
  6. Step 6: Final answer
    x = 135,764.30

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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.