Home / 77,555.91-116,334.31-27,637.92

Finding the Fourth Proportional to 77,555.91, 116,334.31 and 27,637.92

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Solution

The fourth proportional to 77,555.91, 116,334.31 and 27,637.92 is: 41,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,555.91 : 116,334.31 = 27,637.92 : x
  2. Step 2: Convert to fraction form
    77,555.91/116,334.31 = 27,637.92/x
  3. Step 3: Cross multiply
    77,555.91x = 116,334.31 × 27,637.92
  4. Step 4: Simplify right side
    77,555.91x = 3,215,238,353.04
  5. Step 5: Solve for x
    x = 3,215,238,353.04/77,555.91
  6. Step 6: Final answer
    x = 41,457.04

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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.