Home / 150,042.26-207,133.59-115,973.81

Finding the Fourth Proportional to 150,042.26, 207,133.59 and 115,973.81

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Solution

The fourth proportional to 150,042.26, 207,133.59 and 115,973.81 is: 160,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,042.26 : 207,133.59 = 115,973.81 : x
  2. Step 2: Convert to fraction form
    150,042.26/207,133.59 = 115,973.81/x
  3. Step 3: Cross multiply
    150,042.26x = 207,133.59 × 115,973.81
  4. Step 4: Simplify right side
    150,042.26x = 24,022,071,134.91
  5. Step 5: Solve for x
    x = 24,022,071,134.91/150,042.26
  6. Step 6: Final answer
    x = 160,102.04

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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.