Home / 117,386.77-176,105.69-38,498.04

Finding the Fourth Proportional to 117,386.77, 176,105.69 and 38,498.04

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Solution

The fourth proportional to 117,386.77, 176,105.69 and 38,498.04 is: 57,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,386.77 : 176,105.69 = 38,498.04 : x
  2. Step 2: Convert to fraction form
    117,386.77/176,105.69 = 38,498.04/x
  3. Step 3: Cross multiply
    117,386.77x = 176,105.69 × 38,498.04
  4. Step 4: Simplify right side
    117,386.77x = 6,779,723,897.85
  5. Step 5: Solve for x
    x = 6,779,723,897.85/117,386.77
  6. Step 6: Final answer
    x = 57,755.43

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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.