Home / 163,591.32-245,281.86-68,883.24

Finding the Fourth Proportional to 163,591.32, 245,281.86 and 68,883.24

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Solution

The fourth proportional to 163,591.32, 245,281.86 and 68,883.24 is: 103,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,591.32 : 245,281.86 = 68,883.24 : x
  2. Step 2: Convert to fraction form
    163,591.32/245,281.86 = 68,883.24/x
  3. Step 3: Cross multiply
    163,591.32x = 245,281.86 × 68,883.24
  4. Step 4: Simplify right side
    163,591.32x = 16,895,809,230.03
  5. Step 5: Solve for x
    x = 16,895,809,230.03/163,591.32
  6. Step 6: Final answer
    x = 103,280.60

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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.