Home / 110,558.48-152,570.75-62,811.90

Finding the Fourth Proportional to 110,558.48, 152,570.75 and 62,811.90

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Solution

The fourth proportional to 110,558.48, 152,570.75 and 62,811.90 is: 86,680.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,558.48 : 152,570.75 = 62,811.90 : x
  2. Step 2: Convert to fraction form
    110,558.48/152,570.75 = 62,811.90/x
  3. Step 3: Cross multiply
    110,558.48x = 152,570.75 × 62,811.90
  4. Step 4: Simplify right side
    110,558.48x = 9,583,258,377.87
  5. Step 5: Solve for x
    x = 9,583,258,377.87/110,558.48
  6. Step 6: Final answer
    x = 86,680.45

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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.