Home / 537,339.20-805,864.80-163,261.76

Finding the Fourth Proportional to 537,339.20, 805,864.80 and 163,261.76

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Solution

The fourth proportional to 537,339.20, 805,864.80 and 163,261.76 is: 244,848.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,339.20 : 805,864.80 = 163,261.76 : x
  2. Step 2: Convert to fraction form
    537,339.20/805,864.80 = 163,261.76/x
  3. Step 3: Cross multiply
    537,339.20x = 805,864.80 × 163,261.76
  4. Step 4: Simplify right side
    537,339.20x = 131,566,905,570.05
  5. Step 5: Solve for x
    x = 131,566,905,570.05/537,339.20
  6. Step 6: Final answer
    x = 244,848.89

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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.