Home / 92,968.88-128,297.32-50,527.58

Finding the Fourth Proportional to 92,968.88, 128,297.32 and 50,527.58

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Solution

The fourth proportional to 92,968.88, 128,297.32 and 50,527.58 is: 69,728.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,968.88 : 128,297.32 = 50,527.58 : x
  2. Step 2: Convert to fraction form
    92,968.88/128,297.32 = 50,527.58/x
  3. Step 3: Cross multiply
    92,968.88x = 128,297.32 × 50,527.58
  4. Step 4: Simplify right side
    92,968.88x = 6,482,553,100.09
  5. Step 5: Solve for x
    x = 6,482,553,100.09/92,968.88
  6. Step 6: Final answer
    x = 69,728.20

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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.