Home / 50,292.11-69,411.53-28,782.74

Finding the Fourth Proportional to 50,292.11, 69,411.53 and 28,782.74

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Solution

The fourth proportional to 50,292.11, 69,411.53 and 28,782.74 is: 39,725.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,292.11 : 69,411.53 = 28,782.74 : x
  2. Step 2: Convert to fraction form
    50,292.11/69,411.53 = 28,782.74/x
  3. Step 3: Cross multiply
    50,292.11x = 69,411.53 × 28,782.74
  4. Step 4: Simplify right side
    50,292.11x = 1,997,854,020.99
  5. Step 5: Solve for x
    x = 1,997,854,020.99/50,292.11
  6. Step 6: Final answer
    x = 39,725.00

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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.