Home / 117,552.36-176,331.96-38,657.40

Finding the Fourth Proportional to 117,552.36, 176,331.96 and 38,657.40

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Solution

The fourth proportional to 117,552.36, 176,331.96 and 38,657.40 is: 57,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,552.36 : 176,331.96 = 38,657.40 : x
  2. Step 2: Convert to fraction form
    117,552.36/176,331.96 = 38,657.40/x
  3. Step 3: Cross multiply
    117,552.36x = 176,331.96 × 38,657.40
  4. Step 4: Simplify right side
    117,552.36x = 6,816,535,110.50
  5. Step 5: Solve for x
    x = 6,816,535,110.50/117,552.36
  6. Step 6: Final answer
    x = 57,987.22

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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.