Home / 166,631.40-249,947.10-96,690.60

Finding the Fourth Proportional to 166,631.40, 249,947.10 and 96,690.60

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Solution

The fourth proportional to 166,631.40, 249,947.10 and 96,690.60 is: 145,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,631.40 : 249,947.10 = 96,690.60 : x
  2. Step 2: Convert to fraction form
    166,631.40/249,947.10 = 96,690.60/x
  3. Step 3: Cross multiply
    166,631.40x = 249,947.10 × 96,690.60
  4. Step 4: Simplify right side
    166,631.40x = 24,167,535,067.26
  5. Step 5: Solve for x
    x = 24,167,535,067.26/166,631.40
  6. Step 6: Final answer
    x = 145,035.90

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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.