Home / 92,799.13-128,065.26-50,357.68

Finding the Fourth Proportional to 92,799.13, 128,065.26 and 50,357.68

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Solution

The fourth proportional to 92,799.13, 128,065.26 and 50,357.68 is: 69,494.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,799.13 : 128,065.26 = 50,357.68 : x
  2. Step 2: Convert to fraction form
    92,799.13/128,065.26 = 50,357.68/x
  3. Step 3: Cross multiply
    92,799.13x = 128,065.26 × 50,357.68
  4. Step 4: Simplify right side
    92,799.13x = 6,449,069,382.20
  5. Step 5: Solve for x
    x = 6,449,069,382.20/92,799.13
  6. Step 6: Final answer
    x = 69,494.93

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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.