Home / 97,348.89-145,971.09-49,944.45

Finding the Fourth Proportional to 97,348.89, 145,971.09 and 49,944.45

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Solution

The fourth proportional to 97,348.89, 145,971.09 and 49,944.45 is: 74,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,348.89 : 145,971.09 = 49,944.45 : x
  2. Step 2: Convert to fraction form
    97,348.89/145,971.09 = 49,944.45/x
  3. Step 3: Cross multiply
    97,348.89x = 145,971.09 × 49,944.45
  4. Step 4: Simplify right side
    97,348.89x = 7,290,445,805.95
  5. Step 5: Solve for x
    x = 7,290,445,805.95/97,348.89
  6. Step 6: Final answer
    x = 74,889.87

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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.