Home / 85,233.91-127,865.21-26,055.75

Finding the Fourth Proportional to 85,233.91, 127,865.21 and 26,055.75

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Solution

The fourth proportional to 85,233.91, 127,865.21 and 26,055.75 is: 39,088.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,233.91 : 127,865.21 = 26,055.75 : x
  2. Step 2: Convert to fraction form
    85,233.91/127,865.21 = 26,055.75/x
  3. Step 3: Cross multiply
    85,233.91x = 127,865.21 × 26,055.75
  4. Step 4: Simplify right side
    85,233.91x = 3,331,623,945.46
  5. Step 5: Solve for x
    x = 3,331,623,945.46/85,233.91
  6. Step 6: Final answer
    x = 39,088.01

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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.