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Finding the Fourth Proportional to 175,392.76, 242,041.72 and 94,820.36

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Solution

The fourth proportional to 175,392.76, 242,041.72 and 94,820.36 is: 130,851.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,392.76 : 242,041.72 = 94,820.36 : x
  2. Step 2: Convert to fraction form
    175,392.76/242,041.72 = 94,820.36/x
  3. Step 3: Cross multiply
    175,392.76x = 242,041.72 × 94,820.36
  4. Step 4: Simplify right side
    175,392.76x = 22,950,483,025.42
  5. Step 5: Solve for x
    x = 22,950,483,025.42/175,392.76
  6. Step 6: Final answer
    x = 130,851.94

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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.