Home / 134,247.43-185,260.79-79,088.77

Finding the Fourth Proportional to 134,247.43, 185,260.79 and 79,088.77

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Solution

The fourth proportional to 134,247.43, 185,260.79 and 79,088.77 is: 109,142.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,247.43 : 185,260.79 = 79,088.77 : x
  2. Step 2: Convert to fraction form
    134,247.43/185,260.79 = 79,088.77/x
  3. Step 3: Cross multiply
    134,247.43x = 185,260.79 × 79,088.77
  4. Step 4: Simplify right side
    134,247.43x = 14,652,047,994.75
  5. Step 5: Solve for x
    x = 14,652,047,994.75/134,247.43
  6. Step 6: Final answer
    x = 109,142.12

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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.