Home / 236,793.02-326,796.88-129,379.18

Finding the Fourth Proportional to 236,793.02, 326,796.88 and 129,379.18

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Solution

The fourth proportional to 236,793.02, 326,796.88 and 129,379.18 is: 178,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,793.02 : 326,796.88 = 129,379.18 : x
  2. Step 2: Convert to fraction form
    236,793.02/326,796.88 = 129,379.18/x
  3. Step 3: Cross multiply
    236,793.02x = 326,796.88 × 129,379.18
  4. Step 4: Simplify right side
    236,793.02x = 42,280,712,360.96
  5. Step 5: Solve for x
    x = 42,280,712,360.96/236,793.02
  6. Step 6: Final answer
    x = 178,555.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.