Home / 536,666.13-805,144.38-181,680.18

Finding the Fourth Proportional to 536,666.13, 805,144.38 and 181,680.18

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Solution

The fourth proportional to 536,666.13, 805,144.38 and 181,680.18 is: 272,569.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,666.13 : 805,144.38 = 181,680.18 : x
  2. Step 2: Convert to fraction form
    536,666.13/805,144.38 = 181,680.18/x
  3. Step 3: Cross multiply
    536,666.13x = 805,144.38 × 181,680.18
  4. Step 4: Simplify right side
    536,666.13x = 146,278,775,884.39
  5. Step 5: Solve for x
    x = 146,278,775,884.39/536,666.13
  6. Step 6: Final answer
    x = 272,569.42

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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.