Home / 537,326.80-805,961.02-163,320.64

Finding the Fourth Proportional to 537,326.80, 805,961.02 and 163,320.64

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Solution

The fourth proportional to 537,326.80, 805,961.02 and 163,320.64 is: 244,972.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,326.80 : 805,961.02 = 163,320.64 : x
  2. Step 2: Convert to fraction form
    537,326.80/805,961.02 = 163,320.64/x
  3. Step 3: Cross multiply
    537,326.80x = 805,961.02 × 163,320.64
  4. Step 4: Simplify right side
    537,326.80x = 131,630,069,601.45
  5. Step 5: Solve for x
    x = 131,630,069,601.45/537,326.80
  6. Step 6: Final answer
    x = 244,972.09

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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.