Home / 172,663.38-238,312.22-116,041.95

Finding the Fourth Proportional to 172,663.38, 238,312.22 and 116,041.95

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Solution

The fourth proportional to 172,663.38, 238,312.22 and 116,041.95 is: 160,162.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,663.38 : 238,312.22 = 116,041.95 : x
  2. Step 2: Convert to fraction form
    172,663.38/238,312.22 = 116,041.95/x
  3. Step 3: Cross multiply
    172,663.38x = 238,312.22 × 116,041.95
  4. Step 4: Simplify right side
    172,663.38x = 27,654,214,717.63
  5. Step 5: Solve for x
    x = 27,654,214,717.63/172,663.38
  6. Step 6: Final answer
    x = 160,162.59

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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.