Home / 97,060.80-145,592.12-30,499.46

Finding the Fourth Proportional to 97,060.80, 145,592.12 and 30,499.46

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Solution

The fourth proportional to 97,060.80, 145,592.12 and 30,499.46 is: 45,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,060.80 : 145,592.12 = 30,499.46 : x
  2. Step 2: Convert to fraction form
    97,060.80/145,592.12 = 30,499.46/x
  3. Step 3: Cross multiply
    97,060.80x = 145,592.12 × 30,499.46
  4. Step 4: Simplify right side
    97,060.80x = 4,440,481,040.26
  5. Step 5: Solve for x
    x = 4,440,481,040.26/97,060.80
  6. Step 6: Final answer
    x = 45,749.48

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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.