Home / 247,008.41-340,867.16-139,576.13

Finding the Fourth Proportional to 247,008.41, 340,867.16 and 139,576.13

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Solution

The fourth proportional to 247,008.41, 340,867.16 and 139,576.13 is: 192,612.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,008.41 : 340,867.16 = 139,576.13 : x
  2. Step 2: Convert to fraction form
    247,008.41/340,867.16 = 139,576.13/x
  3. Step 3: Cross multiply
    247,008.41x = 340,867.16 × 139,576.13
  4. Step 4: Simplify right side
    247,008.41x = 47,576,918,339.01
  5. Step 5: Solve for x
    x = 47,576,918,339.01/247,008.41
  6. Step 6: Final answer
    x = 192,612.54

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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.