Home / 55,695.38-83,551.01-18,247.45

Finding the Fourth Proportional to 55,695.38, 83,551.01 and 18,247.45

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Solution

The fourth proportional to 55,695.38, 83,551.01 and 18,247.45 is: 27,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.38 : 83,551.01 = 18,247.45 : x
  2. Step 2: Convert to fraction form
    55,695.38/83,551.01 = 18,247.45/x
  3. Step 3: Cross multiply
    55,695.38x = 83,551.01 × 18,247.45
  4. Step 4: Simplify right side
    55,695.38x = 1,524,592,581.37
  5. Step 5: Solve for x
    x = 1,524,592,581.37/55,695.38
  6. Step 6: Final answer
    x = 27,373.77

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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.