Home / 369,009.19-553,591.56-119,671.75

Finding the Fourth Proportional to 369,009.19, 553,591.56 and 119,671.75

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Solution

The fourth proportional to 369,009.19, 553,591.56 and 119,671.75 is: 179,532.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,009.19 : 553,591.56 = 119,671.75 : x
  2. Step 2: Convert to fraction form
    369,009.19/553,591.56 = 119,671.75/x
  3. Step 3: Cross multiply
    369,009.19x = 553,591.56 × 119,671.75
  4. Step 4: Simplify right side
    369,009.19x = 66,249,270,770.43
  5. Step 5: Solve for x
    x = 66,249,270,770.43/369,009.19
  6. Step 6: Final answer
    x = 179,532.85

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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.