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Finding the Fourth Proportional to 67,875.70, 101,813.55 and 44,256.10

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Solution

The fourth proportional to 67,875.70, 101,813.55 and 44,256.10 is: 66,384.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,875.70 : 101,813.55 = 44,256.10 : x
  2. Step 2: Convert to fraction form
    67,875.70/101,813.55 = 44,256.10/x
  3. Step 3: Cross multiply
    67,875.70x = 101,813.55 × 44,256.10
  4. Step 4: Simplify right side
    67,875.70x = 4,505,870,650.16
  5. Step 5: Solve for x
    x = 4,505,870,650.16/67,875.70
  6. Step 6: Final answer
    x = 66,384.15

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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.