Home / 127,835.70-191,753.55-34,350.90

Finding the Fourth Proportional to 127,835.70, 191,753.55 and 34,350.90

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Solution

The fourth proportional to 127,835.70, 191,753.55 and 34,350.90 is: 51,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,835.70 : 191,753.55 = 34,350.90 : x
  2. Step 2: Convert to fraction form
    127,835.70/191,753.55 = 34,350.90/x
  3. Step 3: Cross multiply
    127,835.70x = 191,753.55 × 34,350.90
  4. Step 4: Simplify right side
    127,835.70x = 6,586,907,020.70
  5. Step 5: Solve for x
    x = 6,586,907,020.70/127,835.70
  6. Step 6: Final answer
    x = 51,526.35

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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.