Home / 230,703.90-346,053.77-72,932.40

Finding the Fourth Proportional to 230,703.90, 346,053.77 and 72,932.40

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Solution

The fourth proportional to 230,703.90, 346,053.77 and 72,932.40 is: 109,397.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,703.90 : 346,053.77 = 72,932.40 : x
  2. Step 2: Convert to fraction form
    230,703.90/346,053.77 = 72,932.40/x
  3. Step 3: Cross multiply
    230,703.90x = 346,053.77 × 72,932.40
  4. Step 4: Simplify right side
    230,703.90x = 25,238,531,883.98
  5. Step 5: Solve for x
    x = 25,238,531,883.98/230,703.90
  6. Step 6: Final answer
    x = 109,397.94

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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.