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Finding the Fourth Proportional to 67,797.95, 93,563.51 and 40,935.11

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Solution

The fourth proportional to 67,797.95, 93,563.51 and 40,935.11 is: 56,491.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,797.95 : 93,563.51 = 40,935.11 : x
  2. Step 2: Convert to fraction form
    67,797.95/93,563.51 = 40,935.11/x
  3. Step 3: Cross multiply
    67,797.95x = 93,563.51 × 40,935.11
  4. Step 4: Simplify right side
    67,797.95x = 3,830,031,901.34
  5. Step 5: Solve for x
    x = 3,830,031,901.34/67,797.95
  6. Step 6: Final answer
    x = 56,491.86

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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.