Home / 54,323.60-81,704.10-48,637.40

Finding the Fourth Proportional to 54,323.60, 81,704.10 and 48,637.40

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Solution

The fourth proportional to 54,323.60, 81,704.10 and 48,637.40 is: 73,151.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,323.60 : 81,704.10 = 48,637.40 : x
  2. Step 2: Convert to fraction form
    54,323.60/81,704.10 = 48,637.40/x
  3. Step 3: Cross multiply
    54,323.60x = 81,704.10 × 48,637.40
  4. Step 4: Simplify right side
    54,323.60x = 3,973,874,993.34
  5. Step 5: Solve for x
    x = 3,973,874,993.34/54,323.60
  6. Step 6: Final answer
    x = 73,151.91

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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.