Home / 103,345.27-155,034.15-44,181.25

Finding the Fourth Proportional to 103,345.27, 155,034.15 and 44,181.25

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Solution

The fourth proportional to 103,345.27, 155,034.15 and 44,181.25 is: 66,278.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,345.27 : 155,034.15 = 44,181.25 : x
  2. Step 2: Convert to fraction form
    103,345.27/155,034.15 = 44,181.25/x
  3. Step 3: Cross multiply
    103,345.27x = 155,034.15 × 44,181.25
  4. Step 4: Simplify right side
    103,345.27x = 6,849,602,539.69
  5. Step 5: Solve for x
    x = 6,849,602,539.69/103,345.27
  6. Step 6: Final answer
    x = 66,278.82

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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.