Home / 369,044.30-553,483.35-132,386.96

Finding the Fourth Proportional to 369,044.30, 553,483.35 and 132,386.96

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Solution

The fourth proportional to 369,044.30, 553,483.35 and 132,386.96 is: 198,550.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,044.30 : 553,483.35 = 132,386.96 : x
  2. Step 2: Convert to fraction form
    369,044.30/553,483.35 = 132,386.96/x
  3. Step 3: Cross multiply
    369,044.30x = 553,483.35 × 132,386.96
  4. Step 4: Simplify right side
    369,044.30x = 73,273,979,500.82
  5. Step 5: Solve for x
    x = 73,273,979,500.82/369,044.30
  6. Step 6: Final answer
    x = 198,550.63

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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.