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Finding the Fourth Proportional to 24,291.60, 36,388.80 and 16,904.40

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Solution

The fourth proportional to 24,291.60, 36,388.80 and 16,904.40 is: 25,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,291.60 : 36,388.80 = 16,904.40 : x
  2. Step 2: Convert to fraction form
    24,291.60/36,388.80 = 16,904.40/x
  3. Step 3: Cross multiply
    24,291.60x = 36,388.80 × 16,904.40
  4. Step 4: Simplify right side
    24,291.60x = 615,130,830.72
  5. Step 5: Solve for x
    x = 615,130,830.72/24,291.60
  6. Step 6: Final answer
    x = 25,322.78

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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.