Home / 93,680.02-140,385.30-40,357.36

Finding the Fourth Proportional to 93,680.02, 140,385.30 and 40,357.36

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Solution

The fourth proportional to 93,680.02, 140,385.30 and 40,357.36 is: 60,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,680.02 : 140,385.30 = 40,357.36 : x
  2. Step 2: Convert to fraction form
    93,680.02/140,385.30 = 40,357.36/x
  3. Step 3: Cross multiply
    93,680.02x = 140,385.30 × 40,357.36
  4. Step 4: Simplify right side
    93,680.02x = 5,665,580,090.81
  5. Step 5: Solve for x
    x = 5,665,580,090.81/93,680.02
  6. Step 6: Final answer
    x = 60,478.00

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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.