Home / 73,820.23-101,877.56-41,987.23

Finding the Fourth Proportional to 73,820.23, 101,877.56 and 41,987.23

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Solution

The fourth proportional to 73,820.23, 101,877.56 and 41,987.23 is: 57,945.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,820.23 : 101,877.56 = 41,987.23 : x
  2. Step 2: Convert to fraction form
    73,820.23/101,877.56 = 41,987.23/x
  3. Step 3: Cross multiply
    73,820.23x = 101,877.56 × 41,987.23
  4. Step 4: Simplify right side
    73,820.23x = 4,277,556,543.56
  5. Step 5: Solve for x
    x = 4,277,556,543.56/73,820.23
  6. Step 6: Final answer
    x = 57,945.59

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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.