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Finding the Fourth Proportional to 32,549.20, 48,823.80 and 19,416.40

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Solution

The fourth proportional to 32,549.20, 48,823.80 and 19,416.40 is: 29,124.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,549.20 : 48,823.80 = 19,416.40 : x
  2. Step 2: Convert to fraction form
    32,549.20/48,823.80 = 19,416.40/x
  3. Step 3: Cross multiply
    32,549.20x = 48,823.80 × 19,416.40
  4. Step 4: Simplify right side
    32,549.20x = 947,982,430.32
  5. Step 5: Solve for x
    x = 947,982,430.32/32,549.20
  6. Step 6: Final answer
    x = 29,124.60

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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.