Home / 60,420.60-90,533.70-30,794.04

Finding the Fourth Proportional to 60,420.60, 90,533.70 and 30,794.04

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Solution

The fourth proportional to 60,420.60, 90,533.70 and 30,794.04 is: 46,141.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,420.60 : 90,533.70 = 30,794.04 : x
  2. Step 2: Convert to fraction form
    60,420.60/90,533.70 = 30,794.04/x
  3. Step 3: Cross multiply
    60,420.60x = 90,533.70 × 30,794.04
  4. Step 4: Simplify right side
    60,420.60x = 2,787,898,379.15
  5. Step 5: Solve for x
    x = 2,787,898,379.15/60,420.60
  6. Step 6: Final answer
    x = 46,141.52

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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.