Home / 454,087.64-681,131.64-187,555.24

Finding the Fourth Proportional to 454,087.64, 681,131.64 and 187,555.24

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Solution

The fourth proportional to 454,087.64, 681,131.64 and 187,555.24 is: 281,332.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,087.64 : 681,131.64 = 187,555.24 : x
  2. Step 2: Convert to fraction form
    454,087.64/681,131.64 = 187,555.24/x
  3. Step 3: Cross multiply
    454,087.64x = 681,131.64 × 187,555.24
  4. Step 4: Simplify right side
    454,087.64x = 127,749,808,211.79
  5. Step 5: Solve for x
    x = 127,749,808,211.79/454,087.64
  6. Step 6: Final answer
    x = 281,332.93

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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.