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Finding the Fourth Proportional to 55,866.96, 83,680.02 and 26,240.40

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Solution

The fourth proportional to 55,866.96, 83,680.02 and 26,240.40 is: 39,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,866.96 : 83,680.02 = 26,240.40 : x
  2. Step 2: Convert to fraction form
    55,866.96/83,680.02 = 26,240.40/x
  3. Step 3: Cross multiply
    55,866.96x = 83,680.02 × 26,240.40
  4. Step 4: Simplify right side
    55,866.96x = 2,195,797,196.81
  5. Step 5: Solve for x
    x = 2,195,797,196.81/55,866.96
  6. Step 6: Final answer
    x = 39,304.04

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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.