Home / 92,801.40-128,066.26-50,359.92

Finding the Fourth Proportional to 92,801.40, 128,066.26 and 50,359.92

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Solution

The fourth proportional to 92,801.40, 128,066.26 and 50,359.92 is: 69,496.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,801.40 : 128,066.26 = 50,359.92 : x
  2. Step 2: Convert to fraction form
    92,801.40/128,066.26 = 50,359.92/x
  3. Step 3: Cross multiply
    92,801.40x = 128,066.26 × 50,359.92
  4. Step 4: Simplify right side
    92,801.40x = 6,449,406,608.30
  5. Step 5: Solve for x
    x = 6,449,406,608.30/92,801.40
  6. Step 6: Final answer
    x = 69,496.87

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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.