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Finding the Fourth Proportional to 32,401.60, 48,580.80 and 14,862.40

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Solution

The fourth proportional to 32,401.60, 48,580.80 and 14,862.40 is: 22,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,401.60 : 48,580.80 = 14,862.40 : x
  2. Step 2: Convert to fraction form
    32,401.60/48,580.80 = 14,862.40/x
  3. Step 3: Cross multiply
    32,401.60x = 48,580.80 × 14,862.40
  4. Step 4: Simplify right side
    32,401.60x = 722,027,281.92
  5. Step 5: Solve for x
    x = 722,027,281.92/32,401.60
  6. Step 6: Final answer
    x = 22,283.69

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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.