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Finding the Fourth Proportional to 231,250.91, 346,802.54 and 73,442.45

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Solution

The fourth proportional to 231,250.91, 346,802.54 and 73,442.45 is: 110,140.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,250.91 : 346,802.54 = 73,442.45 : x
  2. Step 2: Convert to fraction form
    231,250.91/346,802.54 = 73,442.45/x
  3. Step 3: Cross multiply
    231,250.91x = 346,802.54 × 73,442.45
  4. Step 4: Simplify right side
    231,250.91x = 25,470,026,102.60
  5. Step 5: Solve for x
    x = 25,470,026,102.60/231,250.91
  6. Step 6: Final answer
    x = 110,140.22

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1.5x scale

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.