Home / 95,538.27-143,346.30-42,972.51

Finding the Fourth Proportional to 95,538.27, 143,346.30 and 42,972.51

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Solution

The fourth proportional to 95,538.27, 143,346.30 and 42,972.51 is: 64,476.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,538.27 : 143,346.30 = 42,972.51 : x
  2. Step 2: Convert to fraction form
    95,538.27/143,346.30 = 42,972.51/x
  3. Step 3: Cross multiply
    95,538.27x = 143,346.30 × 42,972.51
  4. Step 4: Simplify right side
    95,538.27x = 6,159,950,310.21
  5. Step 5: Solve for x
    x = 6,159,950,310.21/95,538.27
  6. Step 6: Final answer
    x = 64,476.26

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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.