Home / 157,398.49-236,167.35-82,500.73

Finding the Fourth Proportional to 157,398.49, 236,167.35 and 82,500.73

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Solution

The fourth proportional to 157,398.49, 236,167.35 and 82,500.73 is: 123,787.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,398.49 : 236,167.35 = 82,500.73 : x
  2. Step 2: Convert to fraction form
    157,398.49/236,167.35 = 82,500.73/x
  3. Step 3: Cross multiply
    157,398.49x = 236,167.35 × 82,500.73
  4. Step 4: Simplify right side
    157,398.49x = 19,483,977,877.37
  5. Step 5: Solve for x
    x = 19,483,977,877.37/157,398.49
  6. Step 6: Final answer
    x = 123,787.58

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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.