Home / 178,959.12-268,437.06-54,300.12

Finding the Fourth Proportional to 178,959.12, 268,437.06 and 54,300.12

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Solution

The fourth proportional to 178,959.12, 268,437.06 and 54,300.12 is: 81,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,959.12 : 268,437.06 = 54,300.12 : x
  2. Step 2: Convert to fraction form
    178,959.12/268,437.06 = 54,300.12/x
  3. Step 3: Cross multiply
    178,959.12x = 268,437.06 × 54,300.12
  4. Step 4: Simplify right side
    178,959.12x = 14,576,164,570.45
  5. Step 5: Solve for x
    x = 14,576,164,570.45/178,959.12
  6. Step 6: Final answer
    x = 81,449.69

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1.5x scale

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.