Home / 161,589.02-242,394.60-54,929.57

Finding the Fourth Proportional to 161,589.02, 242,394.60 and 54,929.57

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Solution

The fourth proportional to 161,589.02, 242,394.60 and 54,929.57 is: 82,398.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,589.02 : 242,394.60 = 54,929.57 : x
  2. Step 2: Convert to fraction form
    161,589.02/242,394.60 = 54,929.57/x
  3. Step 3: Cross multiply
    161,589.02x = 242,394.60 × 54,929.57
  4. Step 4: Simplify right side
    161,589.02x = 13,314,631,148.32
  5. Step 5: Solve for x
    x = 13,314,631,148.32/161,589.02
  6. Step 6: Final answer
    x = 82,398.12

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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.