Home / 93,539.20-140,265.60-40,921.60

Finding the Fourth Proportional to 93,539.20, 140,265.60 and 40,921.60

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Solution

The fourth proportional to 93,539.20, 140,265.60 and 40,921.60 is: 61,363.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,539.20 : 140,265.60 = 40,921.60 : x
  2. Step 2: Convert to fraction form
    93,539.20/140,265.60 = 40,921.60/x
  3. Step 3: Cross multiply
    93,539.20x = 140,265.60 × 40,921.60
  4. Step 4: Simplify right side
    93,539.20x = 5,739,892,776.96
  5. Step 5: Solve for x
    x = 5,739,892,776.96/93,539.20
  6. Step 6: Final answer
    x = 61,363.50

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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.