Home / 50,531.96-69,733.99-30,400.53

Finding the Fourth Proportional to 50,531.96, 69,733.99 and 30,400.53

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Solution

The fourth proportional to 50,531.96, 69,733.99 and 30,400.53 is: 41,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,531.96 : 69,733.99 = 30,400.53 : x
  2. Step 2: Convert to fraction form
    50,531.96/69,733.99 = 30,400.53/x
  3. Step 3: Cross multiply
    50,531.96x = 69,733.99 × 30,400.53
  4. Step 4: Simplify right side
    50,531.96x = 2,119,950,031.51
  5. Step 5: Solve for x
    x = 2,119,950,031.51/50,531.96
  6. Step 6: Final answer
    x = 41,952.66

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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.