Home / 155,764.90-233,647.35-96,667.30

Finding the Fourth Proportional to 155,764.90, 233,647.35 and 96,667.30

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Solution

The fourth proportional to 155,764.90, 233,647.35 and 96,667.30 is: 145,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,764.90 : 233,647.35 = 96,667.30 : x
  2. Step 2: Convert to fraction form
    155,764.90/233,647.35 = 96,667.30/x
  3. Step 3: Cross multiply
    155,764.90x = 233,647.35 × 96,667.30
  4. Step 4: Simplify right side
    155,764.90x = 22,586,058,476.66
  5. Step 5: Solve for x
    x = 22,586,058,476.66/155,764.90
  6. Step 6: Final answer
    x = 145,000.95

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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.