Home / 133,602.31-200,398.60-40,105.63

Finding the Fourth Proportional to 133,602.31, 200,398.60 and 40,105.63

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Solution

The fourth proportional to 133,602.31, 200,398.60 and 40,105.63 is: 60,156.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,602.31 : 200,398.60 = 40,105.63 : x
  2. Step 2: Convert to fraction form
    133,602.31/200,398.60 = 40,105.63/x
  3. Step 3: Cross multiply
    133,602.31x = 200,398.60 × 40,105.63
  4. Step 4: Simplify right side
    133,602.31x = 8,037,110,901.60
  5. Step 5: Solve for x
    x = 8,037,110,901.60/133,602.31
  6. Step 6: Final answer
    x = 60,156.98

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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.