Home / 40,801.86-61,218.18-27,777.06

Finding the Fourth Proportional to 40,801.86, 61,218.18 and 27,777.06

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Solution

The fourth proportional to 40,801.86, 61,218.18 and 27,777.06 is: 41,676.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,801.86 : 61,218.18 = 27,777.06 : x
  2. Step 2: Convert to fraction form
    40,801.86/61,218.18 = 27,777.06/x
  3. Step 3: Cross multiply
    40,801.86x = 61,218.18 × 27,777.06
  4. Step 4: Simplify right side
    40,801.86x = 1,700,461,058.95
  5. Step 5: Solve for x
    x = 1,700,461,058.95/40,801.86
  6. Step 6: Final answer
    x = 41,676.07

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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.