Home / 53,230.01-73,462.59-39,777.90

Finding the Fourth Proportional to 53,230.01, 73,462.59 and 39,777.90

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Solution

The fourth proportional to 53,230.01, 73,462.59 and 39,777.90 is: 54,897.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,230.01 : 73,462.59 = 39,777.90 : x
  2. Step 2: Convert to fraction form
    53,230.01/73,462.59 = 39,777.90/x
  3. Step 3: Cross multiply
    53,230.01x = 73,462.59 × 39,777.90
  4. Step 4: Simplify right side
    53,230.01x = 2,922,187,558.76
  5. Step 5: Solve for x
    x = 2,922,187,558.76/53,230.01
  6. Step 6: Final answer
    x = 54,897.37

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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.