Home / 95,707.34-143,530.38-31,653.57

Finding the Fourth Proportional to 95,707.34, 143,530.38 and 31,653.57

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Solution

The fourth proportional to 95,707.34, 143,530.38 and 31,653.57 is: 47,470.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,707.34 : 143,530.38 = 31,653.57 : x
  2. Step 2: Convert to fraction form
    95,707.34/143,530.38 = 31,653.57/x
  3. Step 3: Cross multiply
    95,707.34x = 143,530.38 × 31,653.57
  4. Step 4: Simplify right side
    95,707.34x = 4,543,248,930.46
  5. Step 5: Solve for x
    x = 4,543,248,930.46/95,707.34
  6. Step 6: Final answer
    x = 47,470.23

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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.