Home / 170,395.12-235,145.46-98,816.75

Finding the Fourth Proportional to 170,395.12, 235,145.46 and 98,816.75

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Solution

The fourth proportional to 170,395.12, 235,145.46 and 98,816.75 is: 136,367.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,395.12 : 235,145.46 = 98,816.75 : x
  2. Step 2: Convert to fraction form
    170,395.12/235,145.46 = 98,816.75/x
  3. Step 3: Cross multiply
    170,395.12x = 235,145.46 × 98,816.75
  4. Step 4: Simplify right side
    170,395.12x = 23,236,310,134.46
  5. Step 5: Solve for x
    x = 23,236,310,134.46/170,395.12
  6. Step 6: Final answer
    x = 136,367.23

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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.