Home / 113,744.12-156,975.70-62,766.98

Finding the Fourth Proportional to 113,744.12, 156,975.70 and 62,766.98

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Solution

The fourth proportional to 113,744.12, 156,975.70 and 62,766.98 is: 86,623.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,744.12 : 156,975.70 = 62,766.98 : x
  2. Step 2: Convert to fraction form
    113,744.12/156,975.70 = 62,766.98/x
  3. Step 3: Cross multiply
    113,744.12x = 156,975.70 × 62,766.98
  4. Step 4: Simplify right side
    113,744.12x = 9,852,889,680.59
  5. Step 5: Solve for x
    x = 9,852,889,680.59/113,744.12
  6. Step 6: Final answer
    x = 86,623.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.