Home / 102,945.02-154,429.98-36,371.52

Finding the Fourth Proportional to 102,945.02, 154,429.98 and 36,371.52

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Solution

The fourth proportional to 102,945.02, 154,429.98 and 36,371.52 is: 54,561.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,945.02 : 154,429.98 = 36,371.52 : x
  2. Step 2: Convert to fraction form
    102,945.02/154,429.98 = 36,371.52/x
  3. Step 3: Cross multiply
    102,945.02x = 154,429.98 × 36,371.52
  4. Step 4: Simplify right side
    102,945.02x = 5,616,853,106.17
  5. Step 5: Solve for x
    x = 5,616,853,106.17/102,945.02
  6. Step 6: Final answer
    x = 54,561.68

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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.