Home / 97,308.75-145,962.25-30,748.89

Finding the Fourth Proportional to 97,308.75, 145,962.25 and 30,748.89

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Solution

The fourth proportional to 97,308.75, 145,962.25 and 30,748.89 is: 46,123.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,308.75 : 145,962.25 = 30,748.89 : x
  2. Step 2: Convert to fraction form
    97,308.75/145,962.25 = 30,748.89/x
  3. Step 3: Cross multiply
    97,308.75x = 145,962.25 × 30,748.89
  4. Step 4: Simplify right side
    97,308.75x = 4,488,177,402.33
  5. Step 5: Solve for x
    x = 4,488,177,402.33/97,308.75
  6. Step 6: Final answer
    x = 46,123.06

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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.