Home / 80,586.86-111,203.36-46,597.55

Finding the Fourth Proportional to 80,586.86, 111,203.36 and 46,597.55

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Solution

The fourth proportional to 80,586.86, 111,203.36 and 46,597.55 is: 64,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,586.86 : 111,203.36 = 46,597.55 : x
  2. Step 2: Convert to fraction form
    80,586.86/111,203.36 = 46,597.55/x
  3. Step 3: Cross multiply
    80,586.86x = 111,203.36 × 46,597.55
  4. Step 4: Simplify right side
    80,586.86x = 5,181,803,382.45
  5. Step 5: Solve for x
    x = 5,181,803,382.45/80,586.86
  6. Step 6: Final answer
    x = 64,300.85

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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.