Home / 84,315.20-116,350.40-46,587.04

Finding the Fourth Proportional to 84,315.20, 116,350.40 and 46,587.04

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Solution

The fourth proportional to 84,315.20, 116,350.40 and 46,587.04 is: 64,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,315.20 : 116,350.40 = 46,587.04 : x
  2. Step 2: Convert to fraction form
    84,315.20/116,350.40 = 46,587.04/x
  3. Step 3: Cross multiply
    84,315.20x = 116,350.40 × 46,587.04
  4. Step 4: Simplify right side
    84,315.20x = 5,420,420,738.82
  5. Step 5: Solve for x
    x = 5,420,420,738.82/84,315.20
  6. Step 6: Final answer
    x = 64,287.59

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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.