Home / 96,743.40-133,533.72-58,503

Finding the Fourth Proportional to 96,743.40, 133,533.72 and 58,503

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Solution

The fourth proportional to 96,743.40, 133,533.72 and 58,503 is: 80,750.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,743.40 : 133,533.72 = 58,503 : x
  2. Step 2: Convert to fraction form
    96,743.40/133,533.72 = 58,503/x
  3. Step 3: Cross multiply
    96,743.40x = 133,533.72 × 58,503
  4. Step 4: Simplify right side
    96,743.40x = 7,812,123,221.16
  5. Step 5: Solve for x
    x = 7,812,123,221.16/96,743.40
  6. Step 6: Final answer
    x = 80,750.97

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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.