Home / 38,675.78-53,272.75-27,325.58

Finding the Fourth Proportional to 38,675.78, 53,272.75 and 27,325.58

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Solution

The fourth proportional to 38,675.78, 53,272.75 and 27,325.58 is: 37,638.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,675.78 : 53,272.75 = 27,325.58 : x
  2. Step 2: Convert to fraction form
    38,675.78/53,272.75 = 27,325.58/x
  3. Step 3: Cross multiply
    38,675.78x = 53,272.75 × 27,325.58
  4. Step 4: Simplify right side
    38,675.78x = 1,455,708,791.95
  5. Step 5: Solve for x
    x = 1,455,708,791.95/38,675.78
  6. Step 6: Final answer
    x = 37,638.77

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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.