Home / 54,205.16-81,307.83-35,602.70

Finding the Fourth Proportional to 54,205.16, 81,307.83 and 35,602.70

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Solution

The fourth proportional to 54,205.16, 81,307.83 and 35,602.70 is: 53,404.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,205.16 : 81,307.83 = 35,602.70 : x
  2. Step 2: Convert to fraction form
    54,205.16/81,307.83 = 35,602.70/x
  3. Step 3: Cross multiply
    54,205.16x = 81,307.83 × 35,602.70
  4. Step 4: Simplify right side
    54,205.16x = 2,894,778,279.14
  5. Step 5: Solve for x
    x = 2,894,778,279.14/54,205.16
  6. Step 6: Final answer
    x = 53,404.11

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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.