Home / 106,840.91-160,340.10-50,681.18

Finding the Fourth Proportional to 106,840.91, 160,340.10 and 50,681.18

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Solution

The fourth proportional to 106,840.91, 160,340.10 and 50,681.18 is: 76,059.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,840.91 : 160,340.10 = 50,681.18 : x
  2. Step 2: Convert to fraction form
    106,840.91/160,340.10 = 50,681.18/x
  3. Step 3: Cross multiply
    106,840.91x = 160,340.10 × 50,681.18
  4. Step 4: Simplify right side
    106,840.91x = 8,126,224,667.62
  5. Step 5: Solve for x
    x = 8,126,224,667.62/106,840.91
  6. Step 6: Final answer
    x = 76,059.11

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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.