Home / 127,810.58-176,350.19-73,359.42

Finding the Fourth Proportional to 127,810.58, 176,350.19 and 73,359.42

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Solution

The fourth proportional to 127,810.58, 176,350.19 and 73,359.42 is: 101,219.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,810.58 : 176,350.19 = 73,359.42 : x
  2. Step 2: Convert to fraction form
    127,810.58/176,350.19 = 73,359.42/x
  3. Step 3: Cross multiply
    127,810.58x = 176,350.19 × 73,359.42
  4. Step 4: Simplify right side
    127,810.58x = 12,936,947,825.47
  5. Step 5: Solve for x
    x = 12,936,947,825.47/127,810.58
  6. Step 6: Final answer
    x = 101,219.69

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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.