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Finding the Fourth Proportional to 67,038.63, 92,515.64 and 36,826.71

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Solution

The fourth proportional to 67,038.63, 92,515.64 and 36,826.71 is: 50,822.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,038.63 : 92,515.64 = 36,826.71 : x
  2. Step 2: Convert to fraction form
    67,038.63/92,515.64 = 36,826.71/x
  3. Step 3: Cross multiply
    67,038.63x = 92,515.64 × 36,826.71
  4. Step 4: Simplify right side
    67,038.63x = 3,407,046,460.61
  5. Step 5: Solve for x
    x = 3,407,046,460.61/67,038.63
  6. Step 6: Final answer
    x = 50,822.14

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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.