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Finding the Fourth Proportional to 62,586.40, 93,879.55 and 25,146.48

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Solution

The fourth proportional to 62,586.40, 93,879.55 and 25,146.48 is: 37,719.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,586.40 : 93,879.55 = 25,146.48 : x
  2. Step 2: Convert to fraction form
    62,586.40/93,879.55 = 25,146.48/x
  3. Step 3: Cross multiply
    62,586.40x = 93,879.55 × 25,146.48
  4. Step 4: Simplify right side
    62,586.40x = 2,360,740,226.48
  5. Step 5: Solve for x
    x = 2,360,740,226.48/62,586.40
  6. Step 6: Final answer
    x = 37,719.70

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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.