Home / 57,472.04-86,180.29-20,031.23

Finding the Fourth Proportional to 57,472.04, 86,180.29 and 20,031.23

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Solution

The fourth proportional to 57,472.04, 86,180.29 and 20,031.23 is: 30,037.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,472.04 : 86,180.29 = 20,031.23 : x
  2. Step 2: Convert to fraction form
    57,472.04/86,180.29 = 20,031.23/x
  3. Step 3: Cross multiply
    57,472.04x = 86,180.29 × 20,031.23
  4. Step 4: Simplify right side
    57,472.04x = 1,726,297,210.46
  5. Step 5: Solve for x
    x = 1,726,297,210.46/57,472.04
  6. Step 6: Final answer
    x = 30,037.17

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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.