Home / 106,031.04-159,047.24-31,150.88

Finding the Fourth Proportional to 106,031.04, 159,047.24 and 31,150.88

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Solution

The fourth proportional to 106,031.04, 159,047.24 and 31,150.88 is: 46,726.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,031.04 : 159,047.24 = 31,150.88 : x
  2. Step 2: Convert to fraction form
    106,031.04/159,047.24 = 31,150.88/x
  3. Step 3: Cross multiply
    106,031.04x = 159,047.24 × 31,150.88
  4. Step 4: Simplify right side
    106,031.04x = 4,954,461,487.57
  5. Step 5: Solve for x
    x = 4,954,461,487.57/106,031.04
  6. Step 6: Final answer
    x = 46,726.52

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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.