Home / 27,177.60-40,762.03-7,451.58

Finding the Fourth Proportional to 27,177.60, 40,762.03 and 7,451.58

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Solution

The fourth proportional to 27,177.60, 40,762.03 and 7,451.58 is: 11,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177.60 : 40,762.03 = 7,451.58 : x
  2. Step 2: Convert to fraction form
    27,177.60/40,762.03 = 7,451.58/x
  3. Step 3: Cross multiply
    27,177.60x = 40,762.03 × 7,451.58
  4. Step 4: Simplify right side
    27,177.60x = 303,741,527.51
  5. Step 5: Solve for x
    x = 303,741,527.51/27,177.60
  6. Step 6: Final answer
    x = 11,176.17

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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.