Home / 84,277.76-126,416.58-25,111.92

Finding the Fourth Proportional to 84,277.76, 126,416.58 and 25,111.92

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Solution

The fourth proportional to 84,277.76, 126,416.58 and 25,111.92 is: 37,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,277.76 : 126,416.58 = 25,111.92 : x
  2. Step 2: Convert to fraction form
    84,277.76/126,416.58 = 25,111.92/x
  3. Step 3: Cross multiply
    84,277.76x = 126,416.58 × 25,111.92
  4. Step 4: Simplify right side
    84,277.76x = 3,174,563,043.63
  5. Step 5: Solve for x
    x = 3,174,563,043.63/84,277.76
  6. Step 6: Final answer
    x = 37,667.86

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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.