Home / 106,293.20-146,745.62-70,531.70

Finding the Fourth Proportional to 106,293.20, 146,745.62 and 70,531.70

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Solution

The fourth proportional to 106,293.20, 146,745.62 and 70,531.70 is: 97,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,293.20 : 146,745.62 = 70,531.70 : x
  2. Step 2: Convert to fraction form
    106,293.20/146,745.62 = 70,531.70/x
  3. Step 3: Cross multiply
    106,293.20x = 146,745.62 × 70,531.70
  4. Step 4: Simplify right side
    106,293.20x = 10,350,216,959.77
  5. Step 5: Solve for x
    x = 10,350,216,959.77/106,293.20
  6. Step 6: Final answer
    x = 97,374.22

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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.