Home / 40,232.82-55,545.72-31,263.42

Finding the Fourth Proportional to 40,232.82, 55,545.72 and 31,263.42

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Solution

The fourth proportional to 40,232.82, 55,545.72 and 31,263.42 is: 43,162.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,232.82 : 55,545.72 = 31,263.42 : x
  2. Step 2: Convert to fraction form
    40,232.82/55,545.72 = 31,263.42/x
  3. Step 3: Cross multiply
    40,232.82x = 55,545.72 × 31,263.42
  4. Step 4: Simplify right side
    40,232.82x = 1,736,549,173.56
  5. Step 5: Solve for x
    x = 1,736,549,173.56/40,232.82
  6. Step 6: Final answer
    x = 43,162.50

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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.