Home / 70,308.03-97,025.22-38,478.95

Finding the Fourth Proportional to 70,308.03, 97,025.22 and 38,478.95

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Solution

The fourth proportional to 70,308.03, 97,025.22 and 38,478.95 is: 53,101.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,308.03 : 97,025.22 = 38,478.95 : x
  2. Step 2: Convert to fraction form
    70,308.03/97,025.22 = 38,478.95/x
  3. Step 3: Cross multiply
    70,308.03x = 97,025.22 × 38,478.95
  4. Step 4: Simplify right side
    70,308.03x = 3,733,428,589.12
  5. Step 5: Solve for x
    x = 3,733,428,589.12/70,308.03
  6. Step 6: Final answer
    x = 53,101.03

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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.