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Finding the Fourth Proportional to 84,063.60, 126,101.88 and 24,898.32

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Solution

The fourth proportional to 84,063.60, 126,101.88 and 24,898.32 is: 37,349.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,063.60 : 126,101.88 = 24,898.32 : x
  2. Step 2: Convert to fraction form
    84,063.60/126,101.88 = 24,898.32/x
  3. Step 3: Cross multiply
    84,063.60x = 126,101.88 × 24,898.32
  4. Step 4: Simplify right side
    84,063.60x = 3,139,724,960.84
  5. Step 5: Solve for x
    x = 3,139,724,960.84/84,063.60
  6. Step 6: Final answer
    x = 37,349.40

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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.