Home / 155,428.04-232,805.10-96,278.60

Finding the Fourth Proportional to 155,428.04, 232,805.10 and 96,278.60

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Solution

The fourth proportional to 155,428.04, 232,805.10 and 96,278.60 is: 144,209.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,428.04 : 232,805.10 = 96,278.60 : x
  2. Step 2: Convert to fraction form
    155,428.04/232,805.10 = 96,278.60/x
  3. Step 3: Cross multiply
    155,428.04x = 232,805.10 × 96,278.60
  4. Step 4: Simplify right side
    155,428.04x = 22,414,149,100.86
  5. Step 5: Solve for x
    x = 22,414,149,100.86/155,428.04
  6. Step 6: Final answer
    x = 144,209.17

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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.