Home / 162,780.17-224,639.60-98,249.49

Finding the Fourth Proportional to 162,780.17, 224,639.60 and 98,249.49

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Solution

The fourth proportional to 162,780.17, 224,639.60 and 98,249.49 is: 135,586.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,780.17 : 224,639.60 = 98,249.49 : x
  2. Step 2: Convert to fraction form
    162,780.17/224,639.60 = 98,249.49/x
  3. Step 3: Cross multiply
    162,780.17x = 224,639.60 × 98,249.49
  4. Step 4: Simplify right side
    162,780.17x = 22,070,725,642.56
  5. Step 5: Solve for x
    x = 22,070,725,642.56/162,780.17
  6. Step 6: Final answer
    x = 135,586.09

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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.