Home / 38,070.50-52,536.63-21,074.37

Finding the Fourth Proportional to 38,070.50, 52,536.63 and 21,074.37

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Solution

The fourth proportional to 38,070.50, 52,536.63 and 21,074.37 is: 29,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,070.50 : 52,536.63 = 21,074.37 : x
  2. Step 2: Convert to fraction form
    38,070.50/52,536.63 = 21,074.37/x
  3. Step 3: Cross multiply
    38,070.50x = 52,536.63 × 21,074.37
  4. Step 4: Simplify right side
    38,070.50x = 1,107,176,379.17
  5. Step 5: Solve for x
    x = 1,107,176,379.17/38,070.50
  6. Step 6: Final answer
    x = 29,082.27

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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.