Home / 154,851.68-232,221.78-53,622.32

Finding the Fourth Proportional to 154,851.68, 232,221.78 and 53,622.32

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Solution

The fourth proportional to 154,851.68, 232,221.78 and 53,622.32 is: 80,414.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,851.68 : 232,221.78 = 53,622.32 : x
  2. Step 2: Convert to fraction form
    154,851.68/232,221.78 = 53,622.32/x
  3. Step 3: Cross multiply
    154,851.68x = 232,221.78 × 53,622.32
  4. Step 4: Simplify right side
    154,851.68x = 12,452,270,598.13
  5. Step 5: Solve for x
    x = 12,452,270,598.13/154,851.68
  6. Step 6: Final answer
    x = 80,414.18

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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.