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Finding the Fourth Proportional to 16,666.66, 24,978.30 and 14,901.40

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Solution

The fourth proportional to 16,666.66, 24,978.30 and 14,901.40 is: 22,332.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,666.66 : 24,978.30 = 14,901.40 : x
  2. Step 2: Convert to fraction form
    16,666.66/24,978.30 = 14,901.40/x
  3. Step 3: Cross multiply
    16,666.66x = 24,978.30 × 14,901.40
  4. Step 4: Simplify right side
    16,666.66x = 372,211,639.62
  5. Step 5: Solve for x
    x = 372,211,639.62/16,666.66
  6. Step 6: Final answer
    x = 22,332.71

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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.