Home / 49,547.61-68,356.24-28,315.49

Finding the Fourth Proportional to 49,547.61, 68,356.24 and 28,315.49

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Solution

The fourth proportional to 49,547.61, 68,356.24 and 28,315.49 is: 39,064.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,547.61 : 68,356.24 = 28,315.49 : x
  2. Step 2: Convert to fraction form
    49,547.61/68,356.24 = 28,315.49/x
  3. Step 3: Cross multiply
    49,547.61x = 68,356.24 × 28,315.49
  4. Step 4: Simplify right side
    49,547.61x = 1,935,539,946.80
  5. Step 5: Solve for x
    x = 1,935,539,946.80/49,547.61
  6. Step 6: Final answer
    x = 39,064.24

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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.