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Finding the Fourth Proportional to 175,442.61, 242,110.63 and 94,869.93

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Solution

The fourth proportional to 175,442.61, 242,110.63 and 94,869.93 is: 130,920.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,442.61 : 242,110.63 = 94,869.93 : x
  2. Step 2: Convert to fraction form
    175,442.61/242,110.63 = 94,869.93/x
  3. Step 3: Cross multiply
    175,442.61x = 242,110.63 × 94,869.93
  4. Step 4: Simplify right side
    175,442.61x = 22,969,018,520.36
  5. Step 5: Solve for x
    x = 22,969,018,520.36/175,442.61
  6. Step 6: Final answer
    x = 130,920.41

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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.