Home / 372,050.72-558,078.24-91,566.08

Finding the Fourth Proportional to 372,050.72, 558,078.24 and 91,566.08

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Solution

The fourth proportional to 372,050.72, 558,078.24 and 91,566.08 is: 137,349.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,050.72 : 558,078.24 = 91,566.08 : x
  2. Step 2: Convert to fraction form
    372,050.72/558,078.24 = 91,566.08/x
  3. Step 3: Cross multiply
    372,050.72x = 558,078.24 × 91,566.08
  4. Step 4: Simplify right side
    372,050.72x = 51,101,036,770.10
  5. Step 5: Solve for x
    x = 51,101,036,770.10/372,050.72
  6. Step 6: Final answer
    x = 137,349.65

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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.