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Finding the Fourth Proportional to 60,451.98, 90,677.81 and 16,078.74

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Solution

The fourth proportional to 60,451.98, 90,677.81 and 16,078.74 is: 24,118.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,451.98 : 90,677.81 = 16,078.74 : x
  2. Step 2: Convert to fraction form
    60,451.98/90,677.81 = 16,078.74/x
  3. Step 3: Cross multiply
    60,451.98x = 90,677.81 × 16,078.74
  4. Step 4: Simplify right side
    60,451.98x = 1,457,984,930.76
  5. Step 5: Solve for x
    x = 1,457,984,930.76/60,451.98
  6. Step 6: Final answer
    x = 24,118.07

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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.