Home / 48,404.96-66,812.64-28,266.56

Finding the Fourth Proportional to 48,404.96, 66,812.64 and 28,266.56

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Solution

The fourth proportional to 48,404.96, 66,812.64 and 28,266.56 is: 39,015.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,404.96 : 66,812.64 = 28,266.56 : x
  2. Step 2: Convert to fraction form
    48,404.96/66,812.64 = 28,266.56/x
  3. Step 3: Cross multiply
    48,404.96x = 66,812.64 × 28,266.56
  4. Step 4: Simplify right side
    48,404.96x = 1,888,563,497.32
  5. Step 5: Solve for x
    x = 1,888,563,497.32/48,404.96
  6. Step 6: Final answer
    x = 39,015.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.