Home / 133,025.42-183,598.74-79,313.84

Finding the Fourth Proportional to 133,025.42, 183,598.74 and 79,313.84

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Solution

The fourth proportional to 133,025.42, 183,598.74 and 79,313.84 is: 109,467.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,025.42 : 183,598.74 = 79,313.84 : x
  2. Step 2: Convert to fraction form
    133,025.42/183,598.74 = 79,313.84/x
  3. Step 3: Cross multiply
    133,025.42x = 183,598.74 × 79,313.84
  4. Step 4: Simplify right side
    133,025.42x = 14,561,921,088.56
  5. Step 5: Solve for x
    x = 14,561,921,088.56/133,025.42
  6. Step 6: Final answer
    x = 109,467.21

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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.