Home / 50,205.87-69,263.36-28,970.07

Finding the Fourth Proportional to 50,205.87, 69,263.36 and 28,970.07

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Solution

The fourth proportional to 50,205.87, 69,263.36 and 28,970.07 is: 39,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,205.87 : 69,263.36 = 28,970.07 : x
  2. Step 2: Convert to fraction form
    50,205.87/69,263.36 = 28,970.07/x
  3. Step 3: Cross multiply
    50,205.87x = 69,263.36 × 28,970.07
  4. Step 4: Simplify right side
    50,205.87x = 2,006,564,242.78
  5. Step 5: Solve for x
    x = 2,006,564,242.78/50,205.87
  6. Step 6: Final answer
    x = 39,966.73

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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.