Home / 151,330.83-208,612.47-96,874.98

Finding the Fourth Proportional to 151,330.83, 208,612.47 and 96,874.98

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Solution

The fourth proportional to 151,330.83, 208,612.47 and 96,874.98 is: 133,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,330.83 : 208,612.47 = 96,874.98 : x
  2. Step 2: Convert to fraction form
    151,330.83/208,612.47 = 96,874.98/x
  3. Step 3: Cross multiply
    151,330.83x = 208,612.47 × 96,874.98
  4. Step 4: Simplify right side
    151,330.83x = 20,209,328,859.00
  5. Step 5: Solve for x
    x = 20,209,328,859.00/151,330.83
  6. Step 6: Final answer
    x = 133,544.03

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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.