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Finding the Fourth Proportional to 48,706.92, 73,059.55 and 15,426.93

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Solution

The fourth proportional to 48,706.92, 73,059.55 and 15,426.93 is: 23,140.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,706.92 : 73,059.55 = 15,426.93 : x
  2. Step 2: Convert to fraction form
    48,706.92/73,059.55 = 15,426.93/x
  3. Step 3: Cross multiply
    48,706.92x = 73,059.55 × 15,426.93
  4. Step 4: Simplify right side
    48,706.92x = 1,127,084,563.68
  5. Step 5: Solve for x
    x = 1,127,084,563.68/48,706.92
  6. Step 6: Final answer
    x = 23,140.13

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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.