Home / 127,816.31-176,358.08-73,365.15

Finding the Fourth Proportional to 127,816.31, 176,358.08 and 73,365.15

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Solution

The fourth proportional to 127,816.31, 176,358.08 and 73,365.15 is: 101,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,816.31 : 176,358.08 = 73,365.15 : x
  2. Step 2: Convert to fraction form
    127,816.31/176,358.08 = 73,365.15/x
  3. Step 3: Cross multiply
    127,816.31x = 176,358.08 × 73,365.15
  4. Step 4: Simplify right side
    127,816.31x = 12,938,536,626.09
  5. Step 5: Solve for x
    x = 12,938,536,626.09/127,816.31
  6. Step 6: Final answer
    x = 101,227.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.