Home / 147,302.29-203,296.13-89,929.59

Finding the Fourth Proportional to 147,302.29, 203,296.13 and 89,929.59

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Solution

The fourth proportional to 147,302.29, 203,296.13 and 89,929.59 is: 124,114.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,302.29 : 203,296.13 = 89,929.59 : x
  2. Step 2: Convert to fraction form
    147,302.29/203,296.13 = 89,929.59/x
  3. Step 3: Cross multiply
    147,302.29x = 203,296.13 × 89,929.59
  4. Step 4: Simplify right side
    147,302.29x = 18,282,337,619.49
  5. Step 5: Solve for x
    x = 18,282,337,619.49/147,302.29
  6. Step 6: Final answer
    x = 124,114.42

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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.