Home / 75,779.48-113,653.87-25,832.50

Finding the Fourth Proportional to 75,779.48, 113,653.87 and 25,832.50

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Solution

The fourth proportional to 75,779.48, 113,653.87 and 25,832.50 is: 38,743.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,779.48 : 113,653.87 = 25,832.50 : x
  2. Step 2: Convert to fraction form
    75,779.48/113,653.87 = 25,832.50/x
  3. Step 3: Cross multiply
    75,779.48x = 113,653.87 × 25,832.50
  4. Step 4: Simplify right side
    75,779.48x = 2,935,963,596.78
  5. Step 5: Solve for x
    x = 2,935,963,596.78/75,779.48
  6. Step 6: Final answer
    x = 38,743.52

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1.5x scale

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.