Home / 56,501.92-77,986.75-32,642.44

Finding the Fourth Proportional to 56,501.92, 77,986.75 and 32,642.44

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Solution

The fourth proportional to 56,501.92, 77,986.75 and 32,642.44 is: 45,054.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,501.92 : 77,986.75 = 32,642.44 : x
  2. Step 2: Convert to fraction form
    56,501.92/77,986.75 = 32,642.44/x
  3. Step 3: Cross multiply
    56,501.92x = 77,986.75 × 32,642.44
  4. Step 4: Simplify right side
    56,501.92x = 2,545,677,807.67
  5. Step 5: Solve for x
    x = 2,545,677,807.67/56,501.92
  6. Step 6: Final answer
    x = 45,054.71

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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.