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Finding the Fourth Proportional to 108,870.87, 150,244.19 and 59,813.13

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Solution

The fourth proportional to 108,870.87, 150,244.19 and 59,813.13 is: 82,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,870.87 : 150,244.19 = 59,813.13 : x
  2. Step 2: Convert to fraction form
    108,870.87/150,244.19 = 59,813.13/x
  3. Step 3: Cross multiply
    108,870.87x = 150,244.19 × 59,813.13
  4. Step 4: Simplify right side
    108,870.87x = 8,986,574,574.40
  5. Step 5: Solve for x
    x = 8,986,574,574.40/108,870.87
  6. Step 6: Final answer
    x = 82,543.42

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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.