Home / 166,571.20-249,856.80-48,246.40

Finding the Fourth Proportional to 166,571.20, 249,856.80 and 48,246.40

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Solution

The fourth proportional to 166,571.20, 249,856.80 and 48,246.40 is: 72,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,571.20 : 249,856.80 = 48,246.40 : x
  2. Step 2: Convert to fraction form
    166,571.20/249,856.80 = 48,246.40/x
  3. Step 3: Cross multiply
    166,571.20x = 249,856.80 × 48,246.40
  4. Step 4: Simplify right side
    166,571.20x = 12,054,691,115.52
  5. Step 5: Solve for x
    x = 12,054,691,115.52/166,571.20
  6. Step 6: Final answer
    x = 72,369.60

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1.5x scale

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.