Home / 70,540.74-97,346.03-38,275.23

Finding the Fourth Proportional to 70,540.74, 97,346.03 and 38,275.23

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Solution

The fourth proportional to 70,540.74, 97,346.03 and 38,275.23 is: 52,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,540.74 : 97,346.03 = 38,275.23 : x
  2. Step 2: Convert to fraction form
    70,540.74/97,346.03 = 38,275.23/x
  3. Step 3: Cross multiply
    70,540.74x = 97,346.03 × 38,275.23
  4. Step 4: Simplify right side
    70,540.74x = 3,725,941,496.46
  5. Step 5: Solve for x
    x = 3,725,941,496.46/70,540.74
  6. Step 6: Final answer
    x = 52,819.71

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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.