Home / 68,074.14-93,935.10-37,854.60

Finding the Fourth Proportional to 68,074.14, 93,935.10 and 37,854.60

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Solution

The fourth proportional to 68,074.14, 93,935.10 and 37,854.60 is: 52,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,074.14 : 93,935.10 = 37,854.60 : x
  2. Step 2: Convert to fraction form
    68,074.14/93,935.10 = 37,854.60/x
  3. Step 3: Cross multiply
    68,074.14x = 93,935.10 × 37,854.60
  4. Step 4: Simplify right side
    68,074.14x = 3,555,875,636.46
  5. Step 5: Solve for x
    x = 3,555,875,636.46/68,074.14
  6. Step 6: Final answer
    x = 52,235.34

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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.