Home / 50,139.64-75,217.02-15,075.64

Finding the Fourth Proportional to 50,139.64, 75,217.02 and 15,075.64

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Solution

The fourth proportional to 50,139.64, 75,217.02 and 15,075.64 is: 22,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,139.64 : 75,217.02 = 15,075.64 : x
  2. Step 2: Convert to fraction form
    50,139.64/75,217.02 = 15,075.64/x
  3. Step 3: Cross multiply
    50,139.64x = 75,217.02 × 15,075.64
  4. Step 4: Simplify right side
    50,139.64x = 1,133,944,715.39
  5. Step 5: Solve for x
    x = 1,133,944,715.39/50,139.64
  6. Step 6: Final answer
    x = 22,615.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.