Home / 68,064.16-93,929.36-38,255.52

Finding the Fourth Proportional to 68,064.16, 93,929.36 and 38,255.52

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Solution

The fourth proportional to 68,064.16, 93,929.36 and 38,255.52 is: 52,793.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,064.16 : 93,929.36 = 38,255.52 : x
  2. Step 2: Convert to fraction form
    68,064.16/93,929.36 = 38,255.52/x
  3. Step 3: Cross multiply
    68,064.16x = 93,929.36 × 38,255.52
  4. Step 4: Simplify right side
    68,064.16x = 3,593,316,510.07
  5. Step 5: Solve for x
    x = 3,593,316,510.07/68,064.16
  6. Step 6: Final answer
    x = 52,793.08

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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.