Home / 42,085.13-62,971.77-33,739.91

Finding the Fourth Proportional to 42,085.13, 62,971.77 and 33,739.91

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Solution

The fourth proportional to 42,085.13, 62,971.77 and 33,739.91 is: 50,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,085.13 : 62,971.77 = 33,739.91 : x
  2. Step 2: Convert to fraction form
    42,085.13/62,971.77 = 33,739.91/x
  3. Step 3: Cross multiply
    42,085.13x = 62,971.77 × 33,739.91
  4. Step 4: Simplify right side
    42,085.13x = 2,124,661,537.48
  5. Step 5: Solve for x
    x = 2,124,661,537.48/42,085.13
  6. Step 6: Final answer
    x = 50,484.85

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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.