Home / 55,767.77-83,641.96-18,328.08

Finding the Fourth Proportional to 55,767.77, 83,641.96 and 18,328.08

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Solution

The fourth proportional to 55,767.77, 83,641.96 and 18,328.08 is: 27,488.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767.77 : 83,641.96 = 18,328.08 : x
  2. Step 2: Convert to fraction form
    55,767.77/83,641.96 = 18,328.08/x
  3. Step 3: Cross multiply
    55,767.77x = 83,641.96 × 18,328.08
  4. Step 4: Simplify right side
    55,767.77x = 1,532,996,534.24
  5. Step 5: Solve for x
    x = 1,532,996,534.24/55,767.77
  6. Step 6: Final answer
    x = 27,488.93

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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.