Home / 163,766.12-245,255.51-93,432.20

Finding the Fourth Proportional to 163,766.12, 245,255.51 and 93,432.20

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Solution

The fourth proportional to 163,766.12, 245,255.51 and 93,432.20 is: 139,923.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,766.12 : 245,255.51 = 93,432.20 : x
  2. Step 2: Convert to fraction form
    163,766.12/245,255.51 = 93,432.20/x
  3. Step 3: Cross multiply
    163,766.12x = 245,255.51 × 93,432.20
  4. Step 4: Simplify right side
    163,766.12x = 22,914,760,868.72
  5. Step 5: Solve for x
    x = 22,914,760,868.72/163,766.12
  6. Step 6: Final answer
    x = 139,923.70

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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.