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Finding the Fourth Proportional to 55,477.96, 83,202 and 25,866.88

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Solution

The fourth proportional to 55,477.96, 83,202 and 25,866.88 is: 38,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,477.96 : 83,202 = 25,866.88 : x
  2. Step 2: Convert to fraction form
    55,477.96/83,202 = 25,866.88/x
  3. Step 3: Cross multiply
    55,477.96x = 83,202 × 25,866.88
  4. Step 4: Simplify right side
    55,477.96x = 2,152,176,149.76
  5. Step 5: Solve for x
    x = 2,152,176,149.76/55,477.96
  6. Step 6: Final answer
    x = 38,793.35

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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.