Home / 175,721.54-242,432.98-107,713.94

Finding the Fourth Proportional to 175,721.54, 242,432.98 and 107,713.94

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Solution

The fourth proportional to 175,721.54, 242,432.98 and 107,713.94 is: 148,606.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,721.54 : 242,432.98 = 107,713.94 : x
  2. Step 2: Convert to fraction form
    175,721.54/242,432.98 = 107,713.94/x
  3. Step 3: Cross multiply
    175,721.54x = 242,432.98 × 107,713.94
  4. Step 4: Simplify right side
    175,721.54x = 26,113,411,461.74
  5. Step 5: Solve for x
    x = 26,113,411,461.74/175,721.54
  6. Step 6: Final answer
    x = 148,606.78

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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.