Home / 84,856.13-127,090.44-40,514.02

Finding the Fourth Proportional to 84,856.13, 127,090.44 and 40,514.02

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Solution

The fourth proportional to 84,856.13, 127,090.44 and 40,514.02 is: 60,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,856.13 : 127,090.44 = 40,514.02 : x
  2. Step 2: Convert to fraction form
    84,856.13/127,090.44 = 40,514.02/x
  3. Step 3: Cross multiply
    84,856.13x = 127,090.44 × 40,514.02
  4. Step 4: Simplify right side
    84,856.13x = 5,148,945,139.07
  5. Step 5: Solve for x
    x = 5,148,945,139.07/84,856.13
  6. Step 6: Final answer
    x = 60,678.53

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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.