Home / 134,909.70-202,364.55-112,930.35

Finding the Fourth Proportional to 134,909.70, 202,364.55 and 112,930.35

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Solution

The fourth proportional to 134,909.70, 202,364.55 and 112,930.35 is: 169,395.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,909.70 : 202,364.55 = 112,930.35 : x
  2. Step 2: Convert to fraction form
    134,909.70/202,364.55 = 112,930.35/x
  3. Step 3: Cross multiply
    134,909.70x = 202,364.55 × 112,930.35
  4. Step 4: Simplify right side
    134,909.70x = 22,853,099,459.09
  5. Step 5: Solve for x
    x = 22,853,099,459.09/134,909.70
  6. Step 6: Final answer
    x = 169,395.53

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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.