Home / 175,472.04-242,145-100,005.96

Finding the Fourth Proportional to 175,472.04, 242,145 and 100,005.96

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Solution

The fourth proportional to 175,472.04, 242,145 and 100,005.96 is: 138,004.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,472.04 : 242,145 = 100,005.96 : x
  2. Step 2: Convert to fraction form
    175,472.04/242,145 = 100,005.96/x
  3. Step 3: Cross multiply
    175,472.04x = 242,145 × 100,005.96
  4. Step 4: Simplify right side
    175,472.04x = 24,215,943,184.20
  5. Step 5: Solve for x
    x = 24,215,943,184.20/175,472.04
  6. Step 6: Final answer
    x = 138,004.57

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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.