Home / 62,820.15-86,679.45-37,334.31

Finding the Fourth Proportional to 62,820.15, 86,679.45 and 37,334.31

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Solution

The fourth proportional to 62,820.15, 86,679.45 and 37,334.31 is: 51,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,820.15 : 86,679.45 = 37,334.31 : x
  2. Step 2: Convert to fraction form
    62,820.15/86,679.45 = 37,334.31/x
  3. Step 3: Cross multiply
    62,820.15x = 86,679.45 × 37,334.31
  4. Step 4: Simplify right side
    62,820.15x = 3,236,117,456.93
  5. Step 5: Solve for x
    x = 3,236,117,456.93/62,820.15
  6. Step 6: Final answer
    x = 51,514.00

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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.