Home / 38,065.57-52,529.14-21,069.85

Finding the Fourth Proportional to 38,065.57, 52,529.14 and 21,069.85

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Solution

The fourth proportional to 38,065.57, 52,529.14 and 21,069.85 is: 29,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.57 : 52,529.14 = 21,069.85 : x
  2. Step 2: Convert to fraction form
    38,065.57/52,529.14 = 21,069.85/x
  3. Step 3: Cross multiply
    38,065.57x = 52,529.14 × 21,069.85
  4. Step 4: Simplify right side
    38,065.57x = 1,106,781,100.43
  5. Step 5: Solve for x
    x = 1,106,781,100.43/38,065.57
  6. Step 6: Final answer
    x = 29,075.65

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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.