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Finding the Fourth Proportional to 110,889, 153,027.90 and 60,588

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Solution

The fourth proportional to 110,889, 153,027.90 and 60,588 is: 83,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,889 : 153,027.90 = 60,588 : x
  2. Step 2: Convert to fraction form
    110,889/153,027.90 = 60,588/x
  3. Step 3: Cross multiply
    110,889x = 153,027.90 × 60,588
  4. Step 4: Simplify right side
    110,889x = 9,271,654,405.20
  5. Step 5: Solve for x
    x = 9,271,654,405.20/110,889
  6. Step 6: Final answer
    x = 83,612.03

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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.