Home / 50,457.77-69,626.49-31,073.60

Finding the Fourth Proportional to 50,457.77, 69,626.49 and 31,073.60

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Solution

The fourth proportional to 50,457.77, 69,626.49 and 31,073.60 is: 42,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,457.77 : 69,626.49 = 31,073.60 : x
  2. Step 2: Convert to fraction form
    50,457.77/69,626.49 = 31,073.60/x
  3. Step 3: Cross multiply
    50,457.77x = 69,626.49 × 31,073.60
  4. Step 4: Simplify right side
    50,457.77x = 2,163,545,757.20
  5. Step 5: Solve for x
    x = 2,163,545,757.20/50,457.77
  6. Step 6: Final answer
    x = 42,878.35

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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.