Home / 53,081.77-73,254.86-30,425.13

Finding the Fourth Proportional to 53,081.77, 73,254.86 and 30,425.13

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Solution

The fourth proportional to 53,081.77, 73,254.86 and 30,425.13 is: 41,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,081.77 : 73,254.86 = 30,425.13 : x
  2. Step 2: Convert to fraction form
    53,081.77/73,254.86 = 30,425.13/x
  3. Step 3: Cross multiply
    53,081.77x = 73,254.86 × 30,425.13
  4. Step 4: Simplify right side
    53,081.77x = 2,228,788,821.77
  5. Step 5: Solve for x
    x = 2,228,788,821.77/53,081.77
  6. Step 6: Final answer
    x = 41,987.84

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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.