Home / 102,026.66-153,040.34-30,949.90

Finding the Fourth Proportional to 102,026.66, 153,040.34 and 30,949.90

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Solution

The fourth proportional to 102,026.66, 153,040.34 and 30,949.90 is: 46,424.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,026.66 : 153,040.34 = 30,949.90 : x
  2. Step 2: Convert to fraction form
    102,026.66/153,040.34 = 30,949.90/x
  3. Step 3: Cross multiply
    102,026.66x = 153,040.34 × 30,949.90
  4. Step 4: Simplify right side
    102,026.66x = 4,736,582,913.74
  5. Step 5: Solve for x
    x = 4,736,582,913.74/102,026.66
  6. Step 6: Final answer
    x = 46,424.96

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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.