Home / 105,868.90-158,817.16-55,950.92

Finding the Fourth Proportional to 105,868.90, 158,817.16 and 55,950.92

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Solution

The fourth proportional to 105,868.90, 158,817.16 and 55,950.92 is: 83,933.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,868.90 : 158,817.16 = 55,950.92 : x
  2. Step 2: Convert to fraction form
    105,868.90/158,817.16 = 55,950.92/x
  3. Step 3: Cross multiply
    105,868.90x = 158,817.16 × 55,950.92
  4. Step 4: Simplify right side
    105,868.90x = 8,885,966,213.79
  5. Step 5: Solve for x
    x = 8,885,966,213.79/105,868.90
  6. Step 6: Final answer
    x = 83,933.68

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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.