Home / 38,085.56-52,557.43-21,089.45

Finding the Fourth Proportional to 38,085.56, 52,557.43 and 21,089.45

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Solution

The fourth proportional to 38,085.56, 52,557.43 and 21,089.45 is: 29,103.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,085.56 : 52,557.43 = 21,089.45 : x
  2. Step 2: Convert to fraction form
    38,085.56/52,557.43 = 21,089.45/x
  3. Step 3: Cross multiply
    38,085.56x = 52,557.43 × 21,089.45
  4. Step 4: Simplify right side
    38,085.56x = 1,108,407,292.11
  5. Step 5: Solve for x
    x = 1,108,407,292.11/38,085.56
  6. Step 6: Final answer
    x = 29,103.09

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Double scale
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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.