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Finding the Fourth Proportional to 40,295.84, 60,443.70 and 10,713.68

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Solution

The fourth proportional to 40,295.84, 60,443.70 and 10,713.68 is: 16,070.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,295.84 : 60,443.70 = 10,713.68 : x
  2. Step 2: Convert to fraction form
    40,295.84/60,443.70 = 10,713.68/x
  3. Step 3: Cross multiply
    40,295.84x = 60,443.70 × 10,713.68
  4. Step 4: Simplify right side
    40,295.84x = 647,574,459.82
  5. Step 5: Solve for x
    x = 647,574,459.82/40,295.84
  6. Step 6: Final answer
    x = 16,070.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.