Home / 92,801.24-128,066.04-50,359.76

Finding the Fourth Proportional to 92,801.24, 128,066.04 and 50,359.76

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Solution

The fourth proportional to 92,801.24, 128,066.04 and 50,359.76 is: 69,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,801.24 : 128,066.04 = 50,359.76 : x
  2. Step 2: Convert to fraction form
    92,801.24/128,066.04 = 50,359.76/x
  3. Step 3: Cross multiply
    92,801.24x = 128,066.04 × 50,359.76
  4. Step 4: Simplify right side
    92,801.24x = 6,449,374,398.22
  5. Step 5: Solve for x
    x = 6,449,374,398.22/92,801.24
  6. Step 6: Final answer
    x = 69,496.64

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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.