Home / 97,695.45-146,472.30-66,027.15

Finding the Fourth Proportional to 97,695.45, 146,472.30 and 66,027.15

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Solution

The fourth proportional to 97,695.45, 146,472.30 and 66,027.15 is: 98,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,695.45 : 146,472.30 = 66,027.15 : x
  2. Step 2: Convert to fraction form
    97,695.45/146,472.30 = 66,027.15/x
  3. Step 3: Cross multiply
    97,695.45x = 146,472.30 × 66,027.15
  4. Step 4: Simplify right side
    97,695.45x = 9,671,148,522.95
  5. Step 5: Solve for x
    x = 9,671,148,522.95/97,695.45
  6. Step 6: Final answer
    x = 98,992.82

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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.