Home / 153,891.20-230,836.80-94,534.40

Finding the Fourth Proportional to 153,891.20, 230,836.80 and 94,534.40

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Solution

The fourth proportional to 153,891.20, 230,836.80 and 94,534.40 is: 141,801.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,891.20 : 230,836.80 = 94,534.40 : x
  2. Step 2: Convert to fraction form
    153,891.20/230,836.80 = 94,534.40/x
  3. Step 3: Cross multiply
    153,891.20x = 230,836.80 × 94,534.40
  4. Step 4: Simplify right side
    153,891.20x = 21,822,018,385.92
  5. Step 5: Solve for x
    x = 21,822,018,385.92/153,891.20
  6. Step 6: Final answer
    x = 141,801.60

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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.