Home / 70,422.40-97,182.98-38,591.37

Finding the Fourth Proportional to 70,422.40, 97,182.98 and 38,591.37

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Solution

The fourth proportional to 70,422.40, 97,182.98 and 38,591.37 is: 53,256.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,422.40 : 97,182.98 = 38,591.37 : x
  2. Step 2: Convert to fraction form
    70,422.40/97,182.98 = 38,591.37/x
  3. Step 3: Cross multiply
    70,422.40x = 97,182.98 × 38,591.37
  4. Step 4: Simplify right side
    70,422.40x = 3,750,423,660.01
  5. Step 5: Solve for x
    x = 3,750,423,660.01/70,422.40
  6. Step 6: Final answer
    x = 53,256.12

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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.