Home / 181,529.47-250,516.84-99,861.32

Finding the Fourth Proportional to 181,529.47, 250,516.84 and 99,861.32

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Solution

The fourth proportional to 181,529.47, 250,516.84 and 99,861.32 is: 137,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,529.47 : 250,516.84 = 99,861.32 : x
  2. Step 2: Convert to fraction form
    181,529.47/250,516.84 = 99,861.32/x
  3. Step 3: Cross multiply
    181,529.47x = 250,516.84 × 99,861.32
  4. Step 4: Simplify right side
    181,529.47x = 25,016,942,324.63
  5. Step 5: Solve for x
    x = 25,016,942,324.63/181,529.47
  6. Step 6: Final answer
    x = 137,812.02

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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.