Home / 85,036.74-127,443.78-35,058.66

Finding the Fourth Proportional to 85,036.74, 127,443.78 and 35,058.66

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Solution

The fourth proportional to 85,036.74, 127,443.78 and 35,058.66 is: 52,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,036.74 : 127,443.78 = 35,058.66 : x
  2. Step 2: Convert to fraction form
    85,036.74/127,443.78 = 35,058.66/x
  3. Step 3: Cross multiply
    85,036.74x = 127,443.78 × 35,058.66
  4. Step 4: Simplify right side
    85,036.74x = 4,468,008,152.13
  5. Step 5: Solve for x
    x = 4,468,008,152.13/85,036.74
  6. Step 6: Final answer
    x = 52,542.09

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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.