Home / 166,580.20-249,870.30-48,255.40

Finding the Fourth Proportional to 166,580.20, 249,870.30 and 48,255.40

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Solution

The fourth proportional to 166,580.20, 249,870.30 and 48,255.40 is: 72,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,580.20 : 249,870.30 = 48,255.40 : x
  2. Step 2: Convert to fraction form
    166,580.20/249,870.30 = 48,255.40/x
  3. Step 3: Cross multiply
    166,580.20x = 249,870.30 × 48,255.40
  4. Step 4: Simplify right side
    166,580.20x = 12,057,591,274.62
  5. Step 5: Solve for x
    x = 12,057,591,274.62/166,580.20
  6. Step 6: Final answer
    x = 72,383.10

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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.