Home / 80,847.27-111,569.26-46,875.57

Finding the Fourth Proportional to 80,847.27, 111,569.26 and 46,875.57

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Solution

The fourth proportional to 80,847.27, 111,569.26 and 46,875.57 is: 64,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,847.27 : 111,569.26 = 46,875.57 : x
  2. Step 2: Convert to fraction form
    80,847.27/111,569.26 = 46,875.57/x
  3. Step 3: Cross multiply
    80,847.27x = 111,569.26 × 46,875.57
  4. Step 4: Simplify right side
    80,847.27x = 5,229,872,656.98
  5. Step 5: Solve for x
    x = 5,229,872,656.98/80,847.27
  6. Step 6: Final answer
    x = 64,688.30

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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.