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Finding the Fourth Proportional to 48,594.50, 67,065.18 and 28,450.16

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Solution

The fourth proportional to 48,594.50, 67,065.18 and 28,450.16 is: 39,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,594.50 : 67,065.18 = 28,450.16 : x
  2. Step 2: Convert to fraction form
    48,594.50/67,065.18 = 28,450.16/x
  3. Step 3: Cross multiply
    48,594.50x = 67,065.18 × 28,450.16
  4. Step 4: Simplify right side
    48,594.50x = 1,908,015,101.43
  5. Step 5: Solve for x
    x = 1,908,015,101.43/48,594.50
  6. Step 6: Final answer
    x = 39,264.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.