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Finding the Fourth Proportional to 59,444.64, 89,104.08 and 21,980.64

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Solution

The fourth proportional to 59,444.64, 89,104.08 and 21,980.64 is: 32,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,444.64 : 89,104.08 = 21,980.64 : x
  2. Step 2: Convert to fraction form
    59,444.64/89,104.08 = 21,980.64/x
  3. Step 3: Cross multiply
    59,444.64x = 89,104.08 × 21,980.64
  4. Step 4: Simplify right side
    59,444.64x = 1,958,564,705.01
  5. Step 5: Solve for x
    x = 1,958,564,705.01/59,444.64
  6. Step 6: Final answer
    x = 32,947.71

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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.