Home / 51,124.04-70,550.46-28,463

Finding the Fourth Proportional to 51,124.04, 70,550.46 and 28,463

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Solution

The fourth proportional to 51,124.04, 70,550.46 and 28,463 is: 39,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,124.04 : 70,550.46 = 28,463 : x
  2. Step 2: Convert to fraction form
    51,124.04/70,550.46 = 28,463/x
  3. Step 3: Cross multiply
    51,124.04x = 70,550.46 × 28,463
  4. Step 4: Simplify right side
    51,124.04x = 2,008,077,742.98
  5. Step 5: Solve for x
    x = 2,008,077,742.98/51,124.04
  6. Step 6: Final answer
    x = 39,278.54

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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.