Home / 118,923.39-178,411.34-34,690.16

Finding the Fourth Proportional to 118,923.39, 178,411.34 and 34,690.16

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Solution

The fourth proportional to 118,923.39, 178,411.34 and 34,690.16 is: 52,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,923.39 : 178,411.34 = 34,690.16 : x
  2. Step 2: Convert to fraction form
    118,923.39/178,411.34 = 34,690.16/x
  3. Step 3: Cross multiply
    118,923.39x = 178,411.34 × 34,690.16
  4. Step 4: Simplify right side
    118,923.39x = 6,189,116,864.91
  5. Step 5: Solve for x
    x = 6,189,116,864.91/118,923.39
  6. Step 6: Final answer
    x = 52,042.89

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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.