Home / 369,249.80-553,638.04-155,959.92

Finding the Fourth Proportional to 369,249.80, 553,638.04 and 155,959.92

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Solution

The fourth proportional to 369,249.80, 553,638.04 and 155,959.92 is: 233,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,249.80 : 553,638.04 = 155,959.92 : x
  2. Step 2: Convert to fraction form
    369,249.80/553,638.04 = 155,959.92/x
  3. Step 3: Cross multiply
    369,249.80x = 553,638.04 × 155,959.92
  4. Step 4: Simplify right side
    369,249.80x = 86,345,344,427.36
  5. Step 5: Solve for x
    x = 86,345,344,427.36/369,249.80
  6. Step 6: Final answer
    x = 233,839.92

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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.