Home / 110,480.06-152,341.81-74,607.80

Finding the Fourth Proportional to 110,480.06, 152,341.81 and 74,607.80

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Solution

The fourth proportional to 110,480.06, 152,341.81 and 74,607.80 is: 102,877.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,480.06 : 152,341.81 = 74,607.80 : x
  2. Step 2: Convert to fraction form
    110,480.06/152,341.81 = 74,607.80/x
  3. Step 3: Cross multiply
    110,480.06x = 152,341.81 × 74,607.80
  4. Step 4: Simplify right side
    110,480.06x = 11,365,886,505.66
  5. Step 5: Solve for x
    x = 11,365,886,505.66/110,480.06
  6. Step 6: Final answer
    x = 102,877.26

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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.