Home / 114,113.54-170,334.23-100,646.68

Finding the Fourth Proportional to 114,113.54, 170,334.23 and 100,646.68

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Solution

The fourth proportional to 114,113.54, 170,334.23 and 100,646.68 is: 150,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,113.54 : 170,334.23 = 100,646.68 : x
  2. Step 2: Convert to fraction form
    114,113.54/170,334.23 = 100,646.68/x
  3. Step 3: Cross multiply
    114,113.54x = 170,334.23 × 100,646.68
  4. Step 4: Simplify right side
    114,113.54x = 17,143,574,565.64
  5. Step 5: Solve for x
    x = 17,143,574,565.64/114,113.54
  6. Step 6: Final answer
    x = 150,232.61

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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.