Home / 93,538.20-140,210.10-51,353.40

Finding the Fourth Proportional to 93,538.20, 140,210.10 and 51,353.40

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Solution

The fourth proportional to 93,538.20, 140,210.10 and 51,353.40 is: 76,976.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,538.20 : 140,210.10 = 51,353.40 : x
  2. Step 2: Convert to fraction form
    93,538.20/140,210.10 = 51,353.40/x
  3. Step 3: Cross multiply
    93,538.20x = 140,210.10 × 51,353.40
  4. Step 4: Simplify right side
    93,538.20x = 7,200,265,349.34
  5. Step 5: Solve for x
    x = 7,200,265,349.34/93,538.20
  6. Step 6: Final answer
    x = 76,976.74

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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.