Home / 114,114.29-170,335.34-100,647.43

Finding the Fourth Proportional to 114,114.29, 170,335.34 and 100,647.43

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Solution

The fourth proportional to 114,114.29, 170,335.34 and 100,647.43 is: 150,233.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,114.29 : 170,335.34 = 100,647.43 : x
  2. Step 2: Convert to fraction form
    114,114.29/170,335.34 = 100,647.43/x
  3. Step 3: Cross multiply
    114,114.29x = 170,335.34 × 100,647.43
  4. Step 4: Simplify right side
    114,114.29x = 17,143,814,209.18
  5. Step 5: Solve for x
    x = 17,143,814,209.18/114,114.29
  6. Step 6: Final answer
    x = 150,233.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.