Home / 219,721.07-329,580.63-93,341.93

Finding the Fourth Proportional to 219,721.07, 329,580.63 and 93,341.93

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Solution

The fourth proportional to 219,721.07, 329,580.63 and 93,341.93 is: 140,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,721.07 : 329,580.63 = 93,341.93 : x
  2. Step 2: Convert to fraction form
    219,721.07/329,580.63 = 93,341.93/x
  3. Step 3: Cross multiply
    219,721.07x = 329,580.63 × 93,341.93
  4. Step 4: Simplify right side
    219,721.07x = 30,763,690,446.91
  5. Step 5: Solve for x
    x = 30,763,690,446.91/219,721.07
  6. Step 6: Final answer
    x = 140,012.47

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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.