Home / 20,107.04-30,160.55-6,952.23

Finding the Fourth Proportional to 20,107.04, 30,160.55 and 6,952.23

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Solution

The fourth proportional to 20,107.04, 30,160.55 and 6,952.23 is: 10,428.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107.04 : 30,160.55 = 6,952.23 : x
  2. Step 2: Convert to fraction form
    20,107.04/30,160.55 = 6,952.23/x
  3. Step 3: Cross multiply
    20,107.04x = 30,160.55 × 6,952.23
  4. Step 4: Simplify right side
    20,107.04x = 209,683,097.91
  5. Step 5: Solve for x
    x = 209,683,097.91/20,107.04
  6. Step 6: Final answer
    x = 10,428.35

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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.