Home / 70,387.03-97,097.28-43,520.95

Finding the Fourth Proportional to 70,387.03, 97,097.28 and 43,520.95

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Solution

The fourth proportional to 70,387.03, 97,097.28 and 43,520.95 is: 60,036.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,387.03 : 97,097.28 = 43,520.95 : x
  2. Step 2: Convert to fraction form
    70,387.03/97,097.28 = 43,520.95/x
  3. Step 3: Cross multiply
    70,387.03x = 97,097.28 × 43,520.95
  4. Step 4: Simplify right side
    70,387.03x = 4,225,765,650.41
  5. Step 5: Solve for x
    x = 4,225,765,650.41/70,387.03
  6. Step 6: Final answer
    x = 60,036.14

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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.