Home / 117,365.13-176,042.81-54,164.25

Finding the Fourth Proportional to 117,365.13, 176,042.81 and 54,164.25

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Solution

The fourth proportional to 117,365.13, 176,042.81 and 54,164.25 is: 81,244.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,365.13 : 176,042.81 = 54,164.25 : x
  2. Step 2: Convert to fraction form
    117,365.13/176,042.81 = 54,164.25/x
  3. Step 3: Cross multiply
    117,365.13x = 176,042.81 × 54,164.25
  4. Step 4: Simplify right side
    117,365.13x = 9,535,226,500.72
  5. Step 5: Solve for x
    x = 9,535,226,500.72/117,365.13
  6. Step 6: Final answer
    x = 81,244.12

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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.