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Finding the Fourth Proportional to 32,167.60, 48,253.80 and 11,388.40

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Solution

The fourth proportional to 32,167.60, 48,253.80 and 11,388.40 is: 17,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,167.60 : 48,253.80 = 11,388.40 : x
  2. Step 2: Convert to fraction form
    32,167.60/48,253.80 = 11,388.40/x
  3. Step 3: Cross multiply
    32,167.60x = 48,253.80 × 11,388.40
  4. Step 4: Simplify right side
    32,167.60x = 549,533,575.92
  5. Step 5: Solve for x
    x = 549,533,575.92/32,167.60
  6. Step 6: Final answer
    x = 17,083.45

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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.