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Finding the Fourth Proportional to 95,426.70, 143,017.65 and 53,306.70

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Solution

The fourth proportional to 95,426.70, 143,017.65 and 53,306.70 is: 79,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,426.70 : 143,017.65 = 53,306.70 : x
  2. Step 2: Convert to fraction form
    95,426.70/143,017.65 = 53,306.70/x
  3. Step 3: Cross multiply
    95,426.70x = 143,017.65 × 53,306.70
  4. Step 4: Simplify right side
    95,426.70x = 7,623,798,963.26
  5. Step 5: Solve for x
    x = 7,623,798,963.26/95,426.70
  6. Step 6: Final answer
    x = 79,891.68

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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.