Home / 236,220.30-354,330.45-118,122.30

Finding the Fourth Proportional to 236,220.30, 354,330.45 and 118,122.30

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Solution

The fourth proportional to 236,220.30, 354,330.45 and 118,122.30 is: 177,183.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,220.30 : 354,330.45 = 118,122.30 : x
  2. Step 2: Convert to fraction form
    236,220.30/354,330.45 = 118,122.30/x
  3. Step 3: Cross multiply
    236,220.30x = 354,330.45 × 118,122.30
  4. Step 4: Simplify right side
    236,220.30x = 41,854,327,714.04
  5. Step 5: Solve for x
    x = 41,854,327,714.04/236,220.30
  6. Step 6: Final answer
    x = 177,183.45

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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.