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Finding the Fourth Proportional to 95,553, 143,359.74 and 42,967.08

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Solution

The fourth proportional to 95,553, 143,359.74 and 42,967.08 is: 64,464.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,553 : 143,359.74 = 42,967.08 : x
  2. Step 2: Convert to fraction form
    95,553/143,359.74 = 42,967.08/x
  3. Step 3: Cross multiply
    95,553x = 143,359.74 × 42,967.08
  4. Step 4: Simplify right side
    95,553x = 6,159,749,417.36
  5. Step 5: Solve for x
    x = 6,159,749,417.36/95,553
  6. Step 6: Final answer
    x = 64,464.22

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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.