Home / 88,374.04-121,956.44-48,087.81

Finding the Fourth Proportional to 88,374.04, 121,956.44 and 48,087.81

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Solution

The fourth proportional to 88,374.04, 121,956.44 and 48,087.81 is: 66,361.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,374.04 : 121,956.44 = 48,087.81 : x
  2. Step 2: Convert to fraction form
    88,374.04/121,956.44 = 48,087.81/x
  3. Step 3: Cross multiply
    88,374.04x = 121,956.44 × 48,087.81
  4. Step 4: Simplify right side
    88,374.04x = 5,864,617,874.56
  5. Step 5: Solve for x
    x = 5,864,617,874.56/88,374.04
  6. Step 6: Final answer
    x = 66,361.32

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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.