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Finding the Fourth Proportional to 61,501.70, 92,252.55 and 53,725.70

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Solution

The fourth proportional to 61,501.70, 92,252.55 and 53,725.70 is: 80,588.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,501.70 : 92,252.55 = 53,725.70 : x
  2. Step 2: Convert to fraction form
    61,501.70/92,252.55 = 53,725.70/x
  3. Step 3: Cross multiply
    61,501.70x = 92,252.55 × 53,725.70
  4. Step 4: Simplify right side
    61,501.70x = 4,956,332,825.54
  5. Step 5: Solve for x
    x = 4,956,332,825.54/61,501.70
  6. Step 6: Final answer
    x = 80,588.55

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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.