Home / 117,552.40-176,310.60-38,666.80

Finding the Fourth Proportional to 117,552.40, 176,310.60 and 38,666.80

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Solution

The fourth proportional to 117,552.40, 176,310.60 and 38,666.80 is: 57,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,552.40 : 176,310.60 = 38,666.80 : x
  2. Step 2: Convert to fraction form
    117,552.40/176,310.60 = 38,666.80/x
  3. Step 3: Cross multiply
    117,552.40x = 176,310.60 × 38,666.80
  4. Step 4: Simplify right side
    117,552.40x = 6,817,366,708.08
  5. Step 5: Solve for x
    x = 6,817,366,708.08/117,552.40
  6. Step 6: Final answer
    x = 57,994.28

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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.