Home / 372,158.28-557,984.73-189,339.75

Finding the Fourth Proportional to 372,158.28, 557,984.73 and 189,339.75

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Solution

The fourth proportional to 372,158.28, 557,984.73 and 189,339.75 is: 283,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,158.28 : 557,984.73 = 189,339.75 : x
  2. Step 2: Convert to fraction form
    372,158.28/557,984.73 = 189,339.75/x
  3. Step 3: Cross multiply
    372,158.28x = 557,984.73 × 189,339.75
  4. Step 4: Simplify right side
    372,158.28x = 105,648,689,282.02
  5. Step 5: Solve for x
    x = 105,648,689,282.02/372,158.28
  6. Step 6: Final answer
    x = 283,881.07

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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.