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Finding the Fourth Proportional to 119,591.39, 165,030.04 and 65,875.25

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Solution

The fourth proportional to 119,591.39, 165,030.04 and 65,875.25 is: 90,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,591.39 : 165,030.04 = 65,875.25 : x
  2. Step 2: Convert to fraction form
    119,591.39/165,030.04 = 65,875.25/x
  3. Step 3: Cross multiply
    119,591.39x = 165,030.04 × 65,875.25
  4. Step 4: Simplify right side
    119,591.39x = 10,871,395,142.51
  5. Step 5: Solve for x
    x = 10,871,395,142.51/119,591.39
  6. Step 6: Final answer
    x = 90,904.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.