Home / 38,193.04-52,706.80-21,197.60

Finding the Fourth Proportional to 38,193.04, 52,706.80 and 21,197.60

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Solution

The fourth proportional to 38,193.04, 52,706.80 and 21,197.60 is: 29,252.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,193.04 : 52,706.80 = 21,197.60 : x
  2. Step 2: Convert to fraction form
    38,193.04/52,706.80 = 21,197.60/x
  3. Step 3: Cross multiply
    38,193.04x = 52,706.80 × 21,197.60
  4. Step 4: Simplify right side
    38,193.04x = 1,117,257,663.68
  5. Step 5: Solve for x
    x = 1,117,257,663.68/38,193.04
  6. Step 6: Final answer
    x = 29,252.91

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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.