Home / 127,861.90-191,792.58-34,367.65

Finding the Fourth Proportional to 127,861.90, 191,792.58 and 34,367.65

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Solution

The fourth proportional to 127,861.90, 191,792.58 and 34,367.65 is: 51,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,861.90 : 191,792.58 = 34,367.65 : x
  2. Step 2: Convert to fraction form
    127,861.90/191,792.58 = 34,367.65/x
  3. Step 3: Cross multiply
    127,861.90x = 191,792.58 × 34,367.65
  4. Step 4: Simplify right side
    127,861.90x = 6,591,460,262.04
  5. Step 5: Solve for x
    x = 6,591,460,262.04/127,861.90
  6. Step 6: Final answer
    x = 51,551.40

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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.