Home / 113,883.46-170,766.78-66,590.95

Finding the Fourth Proportional to 113,883.46, 170,766.78 and 66,590.95

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Solution

The fourth proportional to 113,883.46, 170,766.78 and 66,590.95 is: 99,852.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,883.46 : 170,766.78 = 66,590.95 : x
  2. Step 2: Convert to fraction form
    113,883.46/170,766.78 = 66,590.95/x
  3. Step 3: Cross multiply
    113,883.46x = 170,766.78 × 66,590.95
  4. Step 4: Simplify right side
    113,883.46x = 11,371,522,108.64
  5. Step 5: Solve for x
    x = 11,371,522,108.64/113,883.46
  6. Step 6: Final answer
    x = 99,852.27

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1.5x scale

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.