Home / 153,603.22-211,796.85-124,844.17

Finding the Fourth Proportional to 153,603.22, 211,796.85 and 124,844.17

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Solution

The fourth proportional to 153,603.22, 211,796.85 and 124,844.17 is: 172,142.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,603.22 : 211,796.85 = 124,844.17 : x
  2. Step 2: Convert to fraction form
    153,603.22/211,796.85 = 124,844.17/x
  3. Step 3: Cross multiply
    153,603.22x = 211,796.85 × 124,844.17
  4. Step 4: Simplify right side
    153,603.22x = 26,441,601,946.86
  5. Step 5: Solve for x
    x = 26,441,601,946.86/153,603.22
  6. Step 6: Final answer
    x = 172,142.24

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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.