Home / 222,541.20-333,811.80-98,125.20

Finding the Fourth Proportional to 222,541.20, 333,811.80 and 98,125.20

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Solution

The fourth proportional to 222,541.20, 333,811.80 and 98,125.20 is: 147,187.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,541.20 : 333,811.80 = 98,125.20 : x
  2. Step 2: Convert to fraction form
    222,541.20/333,811.80 = 98,125.20/x
  3. Step 3: Cross multiply
    222,541.20x = 333,811.80 × 98,125.20
  4. Step 4: Simplify right side
    222,541.20x = 32,755,349,637.36
  5. Step 5: Solve for x
    x = 32,755,349,637.36/222,541.20
  6. Step 6: Final answer
    x = 147,187.80

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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.