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Finding the Fourth Proportional to 119,199.83, 164,497.51 and 64,753.01

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Solution

The fourth proportional to 119,199.83, 164,497.51 and 64,753.01 is: 89,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,199.83 : 164,497.51 = 64,753.01 : x
  2. Step 2: Convert to fraction form
    119,199.83/164,497.51 = 64,753.01/x
  3. Step 3: Cross multiply
    119,199.83x = 164,497.51 × 64,753.01
  4. Step 4: Simplify right side
    119,199.83x = 10,651,709,159.37
  5. Step 5: Solve for x
    x = 10,651,709,159.37/119,199.83
  6. Step 6: Final answer
    x = 89,360.11

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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.