Home / 106,164.45-146,567.37-70,402.74

Finding the Fourth Proportional to 106,164.45, 146,567.37 and 70,402.74

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Solution

The fourth proportional to 106,164.45, 146,567.37 and 70,402.74 is: 97,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,164.45 : 146,567.37 = 70,402.74 : x
  2. Step 2: Convert to fraction form
    106,164.45/146,567.37 = 70,402.74/x
  3. Step 3: Cross multiply
    106,164.45x = 146,567.37 × 70,402.74
  4. Step 4: Simplify right side
    106,164.45x = 10,318,744,442.59
  5. Step 5: Solve for x
    x = 10,318,744,442.59/106,164.45
  6. Step 6: Final answer
    x = 97,195.85

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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.