Home / 55,802.06-83,695.10-18,363.63

Finding the Fourth Proportional to 55,802.06, 83,695.10 and 18,363.63

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Solution

The fourth proportional to 55,802.06, 83,695.10 and 18,363.63 is: 27,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,802.06 : 83,695.10 = 18,363.63 : x
  2. Step 2: Convert to fraction form
    55,802.06/83,695.10 = 18,363.63/x
  3. Step 3: Cross multiply
    55,802.06x = 83,695.10 × 18,363.63
  4. Step 4: Simplify right side
    55,802.06x = 1,536,945,757.39
  5. Step 5: Solve for x
    x = 1,536,945,757.39/55,802.06
  6. Step 6: Final answer
    x = 27,542.82

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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.