Home / 185,754.02-256,338.14-105,181.29

Finding the Fourth Proportional to 185,754.02, 256,338.14 and 105,181.29

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Solution

The fourth proportional to 185,754.02, 256,338.14 and 105,181.29 is: 145,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,754.02 : 256,338.14 = 105,181.29 : x
  2. Step 2: Convert to fraction form
    185,754.02/256,338.14 = 105,181.29/x
  3. Step 3: Cross multiply
    185,754.02x = 256,338.14 × 105,181.29
  4. Step 4: Simplify right side
    185,754.02x = 26,961,975,715.49
  5. Step 5: Solve for x
    x = 26,961,975,715.49/185,754.02
  6. Step 6: Final answer
    x = 145,148.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.