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Finding the Fourth Proportional to 124,314.90, 186,472.35 and 35,573.70

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Solution

The fourth proportional to 124,314.90, 186,472.35 and 35,573.70 is: 53,360.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,314.90 : 186,472.35 = 35,573.70 : x
  2. Step 2: Convert to fraction form
    124,314.90/186,472.35 = 35,573.70/x
  3. Step 3: Cross multiply
    124,314.90x = 186,472.35 × 35,573.70
  4. Step 4: Simplify right side
    124,314.90x = 6,633,511,437.20
  5. Step 5: Solve for x
    x = 6,633,511,437.20/124,314.90
  6. Step 6: Final answer
    x = 53,360.55

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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.