Home / 110,743.70-152,840.91-62,987.83

Finding the Fourth Proportional to 110,743.70, 152,840.91 and 62,987.83

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Solution

The fourth proportional to 110,743.70, 152,840.91 and 62,987.83 is: 86,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,743.70 : 152,840.91 = 62,987.83 : x
  2. Step 2: Convert to fraction form
    110,743.70/152,840.91 = 62,987.83/x
  3. Step 3: Cross multiply
    110,743.70x = 152,840.91 × 62,987.83
  4. Step 4: Simplify right side
    110,743.70x = 9,627,116,491.92
  5. Step 5: Solve for x
    x = 9,627,116,491.92/110,743.70
  6. Step 6: Final answer
    x = 86,931.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.