Home / 155,538.20-232,724.10-141,541.40

Finding the Fourth Proportional to 155,538.20, 232,724.10 and 141,541.40

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Solution

The fourth proportional to 155,538.20, 232,724.10 and 141,541.40 is: 211,781.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,538.20 : 232,724.10 = 141,541.40 : x
  2. Step 2: Convert to fraction form
    155,538.20/232,724.10 = 141,541.40/x
  3. Step 3: Cross multiply
    155,538.20x = 232,724.10 × 141,541.40
  4. Step 4: Simplify right side
    155,538.20x = 32,940,094,927.74
  5. Step 5: Solve for x
    x = 32,940,094,927.74/155,538.20
  6. Step 6: Final answer
    x = 211,781.38

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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.