Home / 70,123.44-96,770.70-38,292.35

Finding the Fourth Proportional to 70,123.44, 96,770.70 and 38,292.35

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Solution

The fourth proportional to 70,123.44, 96,770.70 and 38,292.35 is: 52,843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,123.44 : 96,770.70 = 38,292.35 : x
  2. Step 2: Convert to fraction form
    70,123.44/96,770.70 = 38,292.35/x
  3. Step 3: Cross multiply
    70,123.44x = 96,770.70 × 38,292.35
  4. Step 4: Simplify right side
    70,123.44x = 3,705,577,030.29
  5. Step 5: Solve for x
    x = 3,705,577,030.29/70,123.44
  6. Step 6: Final answer
    x = 52,843.63

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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.