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Finding the Fourth Proportional to 116,772.78, 175,159.09 and 37,887.01

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Solution

The fourth proportional to 116,772.78, 175,159.09 and 37,887.01 is: 56,830.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,772.78 : 175,159.09 = 37,887.01 : x
  2. Step 2: Convert to fraction form
    116,772.78/175,159.09 = 37,887.01/x
  3. Step 3: Cross multiply
    116,772.78x = 175,159.09 × 37,887.01
  4. Step 4: Simplify right side
    116,772.78x = 6,636,254,194.42
  5. Step 5: Solve for x
    x = 6,636,254,194.42/116,772.78
  6. Step 6: Final answer
    x = 56,830.49

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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.