Home / 91,246.93-136,899.72-43,865.46

Finding the Fourth Proportional to 91,246.93, 136,899.72 and 43,865.46

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Solution

The fourth proportional to 91,246.93, 136,899.72 and 43,865.46 is: 65,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,246.93 : 136,899.72 = 43,865.46 : x
  2. Step 2: Convert to fraction form
    91,246.93/136,899.72 = 43,865.46/x
  3. Step 3: Cross multiply
    91,246.93x = 136,899.72 × 43,865.46
  4. Step 4: Simplify right side
    91,246.93x = 6,005,169,191.67
  5. Step 5: Solve for x
    x = 6,005,169,191.67/91,246.93
  6. Step 6: Final answer
    x = 65,812.29

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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.