Home / 38,108.04-57,197.51-19,402.07

Finding the Fourth Proportional to 38,108.04, 57,197.51 and 19,402.07

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Solution

The fourth proportional to 38,108.04, 57,197.51 and 19,402.07 is: 29,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,108.04 : 57,197.51 = 19,402.07 : x
  2. Step 2: Convert to fraction form
    38,108.04/57,197.51 = 19,402.07/x
  3. Step 3: Cross multiply
    38,108.04x = 57,197.51 × 19,402.07
  4. Step 4: Simplify right side
    38,108.04x = 1,109,749,782.61
  5. Step 5: Solve for x
    x = 1,109,749,782.61/38,108.04
  6. Step 6: Final answer
    x = 29,121.15

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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.