Home / 179,382-247,576.32-103,974.24

Finding the Fourth Proportional to 179,382, 247,576.32 and 103,974.24

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Solution

The fourth proportional to 179,382, 247,576.32 and 103,974.24 is: 143,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,382 : 247,576.32 = 103,974.24 : x
  2. Step 2: Convert to fraction form
    179,382/247,576.32 = 103,974.24/x
  3. Step 3: Cross multiply
    179,382x = 247,576.32 × 103,974.24
  4. Step 4: Simplify right side
    179,382x = 25,741,559,714.00
  5. Step 5: Solve for x
    x = 25,741,559,714.00/179,382
  6. Step 6: Final answer
    x = 143,501.35

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1.5x scale

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.