Home / 70,576.28-97,395.35-38,310.87

Finding the Fourth Proportional to 70,576.28, 97,395.35 and 38,310.87

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Solution

The fourth proportional to 70,576.28, 97,395.35 and 38,310.87 is: 52,869.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,576.28 : 97,395.35 = 38,310.87 : x
  2. Step 2: Convert to fraction form
    70,576.28/97,395.35 = 38,310.87/x
  3. Step 3: Cross multiply
    70,576.28x = 97,395.35 × 38,310.87
  4. Step 4: Simplify right side
    70,576.28x = 3,731,300,592.45
  5. Step 5: Solve for x
    x = 3,731,300,592.45/70,576.28
  6. Step 6: Final answer
    x = 52,869.05

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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.