Home / 80,480.47-111,076.80-46,482.85

Finding the Fourth Proportional to 80,480.47, 111,076.80 and 46,482.85

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Solution

The fourth proportional to 80,480.47, 111,076.80 and 46,482.85 is: 64,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,480.47 : 111,076.80 = 46,482.85 : x
  2. Step 2: Convert to fraction form
    80,480.47/111,076.80 = 46,482.85/x
  3. Step 3: Cross multiply
    80,480.47x = 111,076.80 × 46,482.85
  4. Step 4: Simplify right side
    80,480.47x = 5,163,165,834.07
  5. Step 5: Solve for x
    x = 5,163,165,834.07/80,480.47
  6. Step 6: Final answer
    x = 64,154.27

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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.