Home / 105,080.43-157,614.24-34,001.55

Finding the Fourth Proportional to 105,080.43, 157,614.24 and 34,001.55

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Solution

The fourth proportional to 105,080.43, 157,614.24 and 34,001.55 is: 51,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,080.43 : 157,614.24 = 34,001.55 : x
  2. Step 2: Convert to fraction form
    105,080.43/157,614.24 = 34,001.55/x
  3. Step 3: Cross multiply
    105,080.43x = 157,614.24 × 34,001.55
  4. Step 4: Simplify right side
    105,080.43x = 5,359,128,462.07
  5. Step 5: Solve for x
    x = 5,359,128,462.07/105,080.43
  6. Step 6: Final answer
    x = 51,000.25

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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.