Home / 157,816.60-236,724.90-98,834.20

Finding the Fourth Proportional to 157,816.60, 236,724.90 and 98,834.20

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Solution

The fourth proportional to 157,816.60, 236,724.90 and 98,834.20 is: 148,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,816.60 : 236,724.90 = 98,834.20 : x
  2. Step 2: Convert to fraction form
    157,816.60/236,724.90 = 98,834.20/x
  3. Step 3: Cross multiply
    157,816.60x = 236,724.90 × 98,834.20
  4. Step 4: Simplify right side
    157,816.60x = 23,396,516,111.58
  5. Step 5: Solve for x
    x = 23,396,516,111.58/157,816.60
  6. Step 6: Final answer
    x = 148,251.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.