Home / 93,665.40-140,498.10-92,110.20

Finding the Fourth Proportional to 93,665.40, 140,498.10 and 92,110.20

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Solution

The fourth proportional to 93,665.40, 140,498.10 and 92,110.20 is: 138,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,665.40 : 140,498.10 = 92,110.20 : x
  2. Step 2: Convert to fraction form
    93,665.40/140,498.10 = 92,110.20/x
  3. Step 3: Cross multiply
    93,665.40x = 140,498.10 × 92,110.20
  4. Step 4: Simplify right side
    93,665.40x = 12,941,308,090.62
  5. Step 5: Solve for x
    x = 12,941,308,090.62/93,665.40
  6. Step 6: Final answer
    x = 138,165.30

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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.