Home / 369,561.29-554,257.17-103,340.52

Finding the Fourth Proportional to 369,561.29, 554,257.17 and 103,340.52

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Solution

The fourth proportional to 369,561.29, 554,257.17 and 103,340.52 is: 154,987.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,561.29 : 554,257.17 = 103,340.52 : x
  2. Step 2: Convert to fraction form
    369,561.29/554,257.17 = 103,340.52/x
  3. Step 3: Cross multiply
    369,561.29x = 554,257.17 × 103,340.52
  4. Step 4: Simplify right side
    369,561.29x = 57,277,224,161.53
  5. Step 5: Solve for x
    x = 57,277,224,161.53/369,561.29
  6. Step 6: Final answer
    x = 154,987.08

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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.