Home / 93,353.28-140,048.12-30,189.04

Finding the Fourth Proportional to 93,353.28, 140,048.12 and 30,189.04

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Solution

The fourth proportional to 93,353.28, 140,048.12 and 30,189.04 is: 45,289.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,353.28 : 140,048.12 = 30,189.04 : x
  2. Step 2: Convert to fraction form
    93,353.28/140,048.12 = 30,189.04/x
  3. Step 3: Cross multiply
    93,353.28x = 140,048.12 × 30,189.04
  4. Step 4: Simplify right side
    93,353.28x = 4,227,918,296.60
  5. Step 5: Solve for x
    x = 4,227,918,296.60/93,353.28
  6. Step 6: Final answer
    x = 45,289.45

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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.