Home / 68,140.02-93,979.86-44,274.45

Finding the Fourth Proportional to 68,140.02, 93,979.86 and 44,274.45

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Solution

The fourth proportional to 68,140.02, 93,979.86 and 44,274.45 is: 61,064.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,140.02 : 93,979.86 = 44,274.45 : x
  2. Step 2: Convert to fraction form
    68,140.02/93,979.86 = 44,274.45/x
  3. Step 3: Cross multiply
    68,140.02x = 93,979.86 × 44,274.45
  4. Step 4: Simplify right side
    68,140.02x = 4,160,906,612.58
  5. Step 5: Solve for x
    x = 4,160,906,612.58/68,140.02
  6. Step 6: Final answer
    x = 61,064.07

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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.