Home / 367,508.45-551,332.35-127,613.00

Finding the Fourth Proportional to 367,508.45, 551,332.35 and 127,613.00

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Solution

The fourth proportional to 367,508.45, 551,332.35 and 127,613.00 is: 191,443.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,508.45 : 551,332.35 = 127,613.00 : x
  2. Step 2: Convert to fraction form
    367,508.45/551,332.35 = 127,613.00/x
  3. Step 3: Cross multiply
    367,508.45x = 551,332.35 × 127,613.00
  4. Step 4: Simplify right side
    367,508.45x = 70,357,172,423.89
  5. Step 5: Solve for x
    x = 70,357,172,423.89/367,508.45
  6. Step 6: Final answer
    x = 191,443.69

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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.