Home / 70,513.68-105,770.75-17,923.17

Finding the Fourth Proportional to 70,513.68, 105,770.75 and 17,923.17

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Solution

The fourth proportional to 70,513.68, 105,770.75 and 17,923.17 is: 26,884.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,513.68 : 105,770.75 = 17,923.17 : x
  2. Step 2: Convert to fraction form
    70,513.68/105,770.75 = 17,923.17/x
  3. Step 3: Cross multiply
    70,513.68x = 105,770.75 × 17,923.17
  4. Step 4: Simplify right side
    70,513.68x = 1,895,746,623.47
  5. Step 5: Solve for x
    x = 1,895,746,623.47/70,513.68
  6. Step 6: Final answer
    x = 26,884.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.