Home / 50,703.18-69,969.94-28,041.68

Finding the Fourth Proportional to 50,703.18, 69,969.94 and 28,041.68

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Solution

The fourth proportional to 50,703.18, 69,969.94 and 28,041.68 is: 38,697.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,703.18 : 69,969.94 = 28,041.68 : x
  2. Step 2: Convert to fraction form
    50,703.18/69,969.94 = 28,041.68/x
  3. Step 3: Cross multiply
    50,703.18x = 69,969.94 × 28,041.68
  4. Step 4: Simplify right side
    50,703.18x = 1,962,074,526.89
  5. Step 5: Solve for x
    x = 1,962,074,526.89/50,703.18
  6. Step 6: Final answer
    x = 38,697.27

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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.