Home / 154,347.86-213,033.14-93,937.96

Finding the Fourth Proportional to 154,347.86, 213,033.14 and 93,937.96

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Solution

The fourth proportional to 154,347.86, 213,033.14 and 93,937.96 is: 129,654.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,347.86 : 213,033.14 = 93,937.96 : x
  2. Step 2: Convert to fraction form
    154,347.86/213,033.14 = 93,937.96/x
  3. Step 3: Cross multiply
    154,347.86x = 213,033.14 × 93,937.96
  4. Step 4: Simplify right side
    154,347.86x = 20,011,898,732.86
  5. Step 5: Solve for x
    x = 20,011,898,732.86/154,347.86
  6. Step 6: Final answer
    x = 129,654.52

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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.