Home / 107,266.95-160,900.43-82,432.35

Finding the Fourth Proportional to 107,266.95, 160,900.43 and 82,432.35

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Solution

The fourth proportional to 107,266.95, 160,900.43 and 82,432.35 is: 123,648.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,266.95 : 160,900.43 = 82,432.35 : x
  2. Step 2: Convert to fraction form
    107,266.95/160,900.43 = 82,432.35/x
  3. Step 3: Cross multiply
    107,266.95x = 160,900.43 × 82,432.35
  4. Step 4: Simplify right side
    107,266.95x = 13,263,400,148.75
  5. Step 5: Solve for x
    x = 13,263,400,148.75/107,266.95
  6. Step 6: Final answer
    x = 123,648.53

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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.