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Finding the Fourth Proportional to 110,365.64, 152,300.10 and 62,617.96

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Solution

The fourth proportional to 110,365.64, 152,300.10 and 62,617.96 is: 86,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,365.64 : 152,300.10 = 62,617.96 : x
  2. Step 2: Convert to fraction form
    110,365.64/152,300.10 = 62,617.96/x
  3. Step 3: Cross multiply
    110,365.64x = 152,300.10 × 62,617.96
  4. Step 4: Simplify right side
    110,365.64x = 9,536,721,642.76
  5. Step 5: Solve for x
    x = 9,536,721,642.76/110,365.64
  6. Step 6: Final answer
    x = 86,410.24

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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.