Home / 66,020.40-98,944.20-26,545.20

Finding the Fourth Proportional to 66,020.40, 98,944.20 and 26,545.20

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Solution

The fourth proportional to 66,020.40, 98,944.20 and 26,545.20 is: 39,783.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,020.40 : 98,944.20 = 26,545.20 : x
  2. Step 2: Convert to fraction form
    66,020.40/98,944.20 = 26,545.20/x
  3. Step 3: Cross multiply
    66,020.40x = 98,944.20 × 26,545.20
  4. Step 4: Simplify right side
    66,020.40x = 2,626,493,577.84
  5. Step 5: Solve for x
    x = 2,626,493,577.84/66,020.40
  6. Step 6: Final answer
    x = 39,783.06

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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.