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Finding the Fourth Proportional to 147,883.56, 221,822.10 and 63,699.72

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Solution

The fourth proportional to 147,883.56, 221,822.10 and 63,699.72 is: 95,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,883.56 : 221,822.10 = 63,699.72 : x
  2. Step 2: Convert to fraction form
    147,883.56/221,822.10 = 63,699.72/x
  3. Step 3: Cross multiply
    147,883.56x = 221,822.10 × 63,699.72
  4. Step 4: Simplify right side
    147,883.56x = 14,130,005,659.81
  5. Step 5: Solve for x
    x = 14,130,005,659.81/147,883.56
  6. Step 6: Final answer
    x = 95,548.18

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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.