Home / 147,048.06-220,216.82-83,676.18

Finding the Fourth Proportional to 147,048.06, 220,216.82 and 83,676.18

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Solution

The fourth proportional to 147,048.06, 220,216.82 and 83,676.18 is: 125,312.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,048.06 : 220,216.82 = 83,676.18 : x
  2. Step 2: Convert to fraction form
    147,048.06/220,216.82 = 83,676.18/x
  3. Step 3: Cross multiply
    147,048.06x = 220,216.82 × 83,676.18
  4. Step 4: Simplify right side
    147,048.06x = 18,426,901,850.97
  5. Step 5: Solve for x
    x = 18,426,901,850.97/147,048.06
  6. Step 6: Final answer
    x = 125,312.10

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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.