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Finding the Fourth Proportional to 154,710.80, 232,066.20 and 92,502.80

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Solution

The fourth proportional to 154,710.80, 232,066.20 and 92,502.80 is: 138,754.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,710.80 : 232,066.20 = 92,502.80 : x
  2. Step 2: Convert to fraction form
    154,710.80/232,066.20 = 92,502.80/x
  3. Step 3: Cross multiply
    154,710.80x = 232,066.20 × 92,502.80
  4. Step 4: Simplify right side
    154,710.80x = 21,466,773,285.36
  5. Step 5: Solve for x
    x = 21,466,773,285.36/154,710.80
  6. Step 6: Final answer
    x = 138,754.20

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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.