Home / 175,813.08-242,393.68-112,040.16

Finding the Fourth Proportional to 175,813.08, 242,393.68 and 112,040.16

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Solution

The fourth proportional to 175,813.08, 242,393.68 and 112,040.16 is: 154,469.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,813.08 : 242,393.68 = 112,040.16 : x
  2. Step 2: Convert to fraction form
    175,813.08/242,393.68 = 112,040.16/x
  3. Step 3: Cross multiply
    175,813.08x = 242,393.68 × 112,040.16
  4. Step 4: Simplify right side
    175,813.08x = 27,157,826,690.19
  5. Step 5: Solve for x
    x = 27,157,826,690.19/175,813.08
  6. Step 6: Final answer
    x = 154,469.89

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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.