Home / 291,976.16-437,926.37-92,316.69

Finding the Fourth Proportional to 291,976.16, 437,926.37 and 92,316.69

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Solution

The fourth proportional to 291,976.16, 437,926.37 and 92,316.69 is: 138,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,976.16 : 437,926.37 = 92,316.69 : x
  2. Step 2: Convert to fraction form
    291,976.16/437,926.37 = 92,316.69/x
  3. Step 3: Cross multiply
    291,976.16x = 437,926.37 × 92,316.69
  4. Step 4: Simplify right side
    291,976.16x = 40,427,912,480.53
  5. Step 5: Solve for x
    x = 40,427,912,480.53/291,976.16
  6. Step 6: Final answer
    x = 138,463.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.