Home / 150,547.64-207,234.29-130,120.39

Finding the Fourth Proportional to 150,547.64, 207,234.29 and 130,120.39

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Solution

The fourth proportional to 150,547.64, 207,234.29 and 130,120.39 is: 179,115.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,547.64 : 207,234.29 = 130,120.39 : x
  2. Step 2: Convert to fraction form
    150,547.64/207,234.29 = 130,120.39/x
  3. Step 3: Cross multiply
    150,547.64x = 207,234.29 × 130,120.39
  4. Step 4: Simplify right side
    150,547.64x = 26,965,404,949.40
  5. Step 5: Solve for x
    x = 26,965,404,949.40/150,547.64
  6. Step 6: Final answer
    x = 179,115.43

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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.