Home / 97,230.60-145,731.25-43,860.11

Finding the Fourth Proportional to 97,230.60, 145,731.25 and 43,860.11

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Solution

The fourth proportional to 97,230.60, 145,731.25 and 43,860.11 is: 65,738.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,230.60 : 145,731.25 = 43,860.11 : x
  2. Step 2: Convert to fraction form
    97,230.60/145,731.25 = 43,860.11/x
  3. Step 3: Cross multiply
    97,230.60x = 145,731.25 × 43,860.11
  4. Step 4: Simplify right side
    97,230.60x = 6,391,788,655.44
  5. Step 5: Solve for x
    x = 6,391,788,655.44/97,230.60
  6. Step 6: Final answer
    x = 65,738.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.