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Finding the Fourth Proportional to 68,062.71, 93,928.81 and 37,437.10

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Solution

The fourth proportional to 68,062.71, 93,928.81 and 37,437.10 is: 51,664.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,062.71 : 93,928.81 = 37,437.10 : x
  2. Step 2: Convert to fraction form
    68,062.71/93,928.81 = 37,437.10/x
  3. Step 3: Cross multiply
    68,062.71x = 93,928.81 × 37,437.10
  4. Step 4: Simplify right side
    68,062.71x = 3,516,421,876.80
  5. Step 5: Solve for x
    x = 3,516,421,876.80/68,062.71
  6. Step 6: Final answer
    x = 51,664.44

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1.5x scale

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.