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Finding the Fourth Proportional to 62,290.96, 93,441.84 and 17,921.32

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Solution

The fourth proportional to 62,290.96, 93,441.84 and 17,921.32 is: 26,883.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,290.96 : 93,441.84 = 17,921.32 : x
  2. Step 2: Convert to fraction form
    62,290.96/93,441.84 = 17,921.32/x
  3. Step 3: Cross multiply
    62,290.96x = 93,441.84 × 17,921.32
  4. Step 4: Simplify right side
    62,290.96x = 1,674,601,116.03
  5. Step 5: Solve for x
    x = 1,674,601,116.03/62,290.96
  6. Step 6: Final answer
    x = 26,883.53

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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.