Home / 166,928.60-249,932.10-130,064.60

Finding the Fourth Proportional to 166,928.60, 249,932.10 and 130,064.60

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Solution

The fourth proportional to 166,928.60, 249,932.10 and 130,064.60 is: 194,737.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,928.60 : 249,932.10 = 130,064.60 : x
  2. Step 2: Convert to fraction form
    166,928.60/249,932.10 = 130,064.60/x
  3. Step 3: Cross multiply
    166,928.60x = 249,932.10 × 130,064.60
  4. Step 4: Simplify right side
    166,928.60x = 32,507,318,613.66
  5. Step 5: Solve for x
    x = 32,507,318,613.66/166,928.60
  6. Step 6: Final answer
    x = 194,737.86

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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.