Home / 38,077.04-57,113.51-11,781.10

Finding the Fourth Proportional to 38,077.04, 57,113.51 and 11,781.10

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Solution

The fourth proportional to 38,077.04, 57,113.51 and 11,781.10 is: 17,671.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,077.04 : 57,113.51 = 11,781.10 : x
  2. Step 2: Convert to fraction form
    38,077.04/57,113.51 = 11,781.10/x
  3. Step 3: Cross multiply
    38,077.04x = 57,113.51 × 11,781.10
  4. Step 4: Simplify right side
    38,077.04x = 672,859,663.88
  5. Step 5: Solve for x
    x = 672,859,663.88/38,077.04
  6. Step 6: Final answer
    x = 17,671.01

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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.