Home / 109,363.20-164,024.55-30,461.10

Finding the Fourth Proportional to 109,363.20, 164,024.55 and 30,461.10

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Solution

The fourth proportional to 109,363.20, 164,024.55 and 30,461.10 is: 45,686.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,363.20 : 164,024.55 = 30,461.10 : x
  2. Step 2: Convert to fraction form
    109,363.20/164,024.55 = 30,461.10/x
  3. Step 3: Cross multiply
    109,363.20x = 164,024.55 × 30,461.10
  4. Step 4: Simplify right side
    109,363.20x = 4,996,368,220.01
  5. Step 5: Solve for x
    x = 4,996,368,220.01/109,363.20
  6. Step 6: Final answer
    x = 45,686.01

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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.