Home / 107,506.17-161,200.02-51,360.42

Finding the Fourth Proportional to 107,506.17, 161,200.02 and 51,360.42

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Solution

The fourth proportional to 107,506.17, 161,200.02 and 51,360.42 is: 77,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,506.17 : 161,200.02 = 51,360.42 : x
  2. Step 2: Convert to fraction form
    107,506.17/161,200.02 = 51,360.42/x
  3. Step 3: Cross multiply
    107,506.17x = 161,200.02 × 51,360.42
  4. Step 4: Simplify right side
    107,506.17x = 8,279,300,731.21
  5. Step 5: Solve for x
    x = 8,279,300,731.21/107,506.17
  6. Step 6: Final answer
    x = 77,012.33

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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.