Home / 38,070.45-52,530.26-22,160.03

Finding the Fourth Proportional to 38,070.45, 52,530.26 and 22,160.03

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Solution

The fourth proportional to 38,070.45, 52,530.26 and 22,160.03 is: 30,576.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.45 : 52,530.26 = 22,160.03 : x
  2. Step 2: Convert to fraction form
    38,070.45/52,530.26 = 22,160.03/x
  3. Step 3: Cross multiply
    38,070.45x = 52,530.26 × 22,160.03
  4. Step 4: Simplify right side
    38,070.45x = 1,164,071,764.06
  5. Step 5: Solve for x
    x = 1,164,071,764.06/38,070.45
  6. Step 6: Final answer
    x = 30,576.78

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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.