Home / 288,625.04-432,937.53-88,945.41

Finding the Fourth Proportional to 288,625.04, 432,937.53 and 88,945.41

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Solution

The fourth proportional to 288,625.04, 432,937.53 and 88,945.41 is: 133,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,625.04 : 432,937.53 = 88,945.41 : x
  2. Step 2: Convert to fraction form
    288,625.04/432,937.53 = 88,945.41/x
  3. Step 3: Cross multiply
    288,625.04x = 432,937.53 × 88,945.41
  4. Step 4: Simplify right side
    288,625.04x = 38,507,805,665.51
  5. Step 5: Solve for x
    x = 38,507,805,665.51/288,625.04
  6. Step 6: Final answer
    x = 133,418.10

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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.