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Finding the Fourth Proportional to 25,374.54, 38,061.81 and 14,980.62

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Solution

The fourth proportional to 25,374.54, 38,061.81 and 14,980.62 is: 22,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374.54 : 38,061.81 = 14,980.62 : x
  2. Step 2: Convert to fraction form
    25,374.54/38,061.81 = 14,980.62/x
  3. Step 3: Cross multiply
    25,374.54x = 38,061.81 × 14,980.62
  4. Step 4: Simplify right side
    25,374.54x = 570,189,512.12
  5. Step 5: Solve for x
    x = 570,189,512.12/25,374.54
  6. Step 6: Final answer
    x = 22,470.93

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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.