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Finding the Fourth Proportional to 32,482.76, 48,689.58 and 13,758.92

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Solution

The fourth proportional to 32,482.76, 48,689.58 and 13,758.92 is: 20,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,482.76 : 48,689.58 = 13,758.92 : x
  2. Step 2: Convert to fraction form
    32,482.76/48,689.58 = 13,758.92/x
  3. Step 3: Cross multiply
    32,482.76x = 48,689.58 × 13,758.92
  4. Step 4: Simplify right side
    32,482.76x = 669,916,036.05
  5. Step 5: Solve for x
    x = 669,916,036.05/32,482.76
  6. Step 6: Final answer
    x = 20,623.74

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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.