Home / 30,532.06-42,133.49-17,103.23

Finding the Fourth Proportional to 30,532.06, 42,133.49 and 17,103.23

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Solution

The fourth proportional to 30,532.06, 42,133.49 and 17,103.23 is: 23,602.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532.06 : 42,133.49 = 17,103.23 : x
  2. Step 2: Convert to fraction form
    30,532.06/42,133.49 = 17,103.23/x
  3. Step 3: Cross multiply
    30,532.06x = 42,133.49 × 17,103.23
  4. Step 4: Simplify right side
    30,532.06x = 720,618,770.17
  5. Step 5: Solve for x
    x = 720,618,770.17/30,532.06
  6. Step 6: Final answer
    x = 23,602.04

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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.