Home / 50,866.39-70,195.77-28,206.98

Finding the Fourth Proportional to 50,866.39, 70,195.77 and 28,206.98

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Solution

The fourth proportional to 50,866.39, 70,195.77 and 28,206.98 is: 38,925.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,866.39 : 70,195.77 = 28,206.98 : x
  2. Step 2: Convert to fraction form
    50,866.39/70,195.77 = 28,206.98/x
  3. Step 3: Cross multiply
    50,866.39x = 70,195.77 × 28,206.98
  4. Step 4: Simplify right side
    50,866.39x = 1,980,010,188.46
  5. Step 5: Solve for x
    x = 1,980,010,188.46/50,866.39
  6. Step 6: Final answer
    x = 38,925.71

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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.