Home / 117,836.09-176,781.81-38,950.31

Finding the Fourth Proportional to 117,836.09, 176,781.81 and 38,950.31

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Solution

The fourth proportional to 117,836.09, 176,781.81 and 38,950.31 is: 58,434.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,836.09 : 176,781.81 = 38,950.31 : x
  2. Step 2: Convert to fraction form
    117,836.09/176,781.81 = 38,950.31/x
  3. Step 3: Cross multiply
    117,836.09x = 176,781.81 × 38,950.31
  4. Step 4: Simplify right side
    117,836.09x = 6,885,705,417.95
  5. Step 5: Solve for x
    x = 6,885,705,417.95/117,836.09
  6. Step 6: Final answer
    x = 58,434.61

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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.