Home / 400,179.02-600,269.55-163,521.66

Finding the Fourth Proportional to 400,179.02, 600,269.55 and 163,521.66

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Solution

The fourth proportional to 400,179.02, 600,269.55 and 163,521.66 is: 245,282.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,179.02 : 600,269.55 = 163,521.66 : x
  2. Step 2: Convert to fraction form
    400,179.02/600,269.55 = 163,521.66/x
  3. Step 3: Cross multiply
    400,179.02x = 600,269.55 × 163,521.66
  4. Step 4: Simplify right side
    400,179.02x = 98,157,073,263.45
  5. Step 5: Solve for x
    x = 98,157,073,263.45/400,179.02
  6. Step 6: Final answer
    x = 245,282.91

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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.