Home / 156,264.93-234,403.88-45,456.93

Finding the Fourth Proportional to 156,264.93, 234,403.88 and 45,456.93

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Solution

The fourth proportional to 156,264.93, 234,403.88 and 45,456.93 is: 68,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,264.93 : 234,403.88 = 45,456.93 : x
  2. Step 2: Convert to fraction form
    156,264.93/234,403.88 = 45,456.93/x
  3. Step 3: Cross multiply
    156,264.93x = 234,403.88 × 45,456.93
  4. Step 4: Simplify right side
    156,264.93x = 10,655,280,537.60
  5. Step 5: Solve for x
    x = 10,655,280,537.60/156,264.93
  6. Step 6: Final answer
    x = 68,187.28

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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.