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Finding the Fourth Proportional to 125,966.30, 176,586.10 and 125,966.30

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Solution

The fourth proportional to 125,966.30, 176,586.10 and 125,966.30 is: 176,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,966.30 : 176,586.10 = 125,966.30 : x
  2. Step 2: Convert to fraction form
    125,966.30/176,586.10 = 125,966.30/x
  3. Step 3: Cross multiply
    125,966.30x = 176,586.10 × 125,966.30
  4. Step 4: Simplify right side
    125,966.30x = 22,243,897,648.43
  5. Step 5: Solve for x
    x = 22,243,897,648.43/125,966.30
  6. Step 6: Final answer
    x = 176,586.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.