Home / 168,689.24-232,791.22-93,237.76

Finding the Fourth Proportional to 168,689.24, 232,791.22 and 93,237.76

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Solution

The fourth proportional to 168,689.24, 232,791.22 and 93,237.76 is: 128,668.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,689.24 : 232,791.22 = 93,237.76 : x
  2. Step 2: Convert to fraction form
    168,689.24/232,791.22 = 93,237.76/x
  3. Step 3: Cross multiply
    168,689.24x = 232,791.22 × 93,237.76
  4. Step 4: Simplify right side
    168,689.24x = 21,704,931,900.47
  5. Step 5: Solve for x
    x = 21,704,931,900.47/168,689.24
  6. Step 6: Final answer
    x = 128,668.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.