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Finding the Fourth Proportional to 125,901.40, 176,573 and 125,901.40

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Solution

The fourth proportional to 125,901.40, 176,573 and 125,901.40 is: 176,573

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,901.40 : 176,573 = 125,901.40 : x
  2. Step 2: Convert to fraction form
    125,901.40/176,573 = 125,901.40/x
  3. Step 3: Cross multiply
    125,901.40x = 176,573 × 125,901.40
  4. Step 4: Simplify right side
    125,901.40x = 22,230,787,902.20
  5. Step 5: Solve for x
    x = 22,230,787,902.20/125,901.40
  6. Step 6: Final answer
    x = 176,573

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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.