Home / 215,051.05-296,777.93-118,258.89

Finding the Fourth Proportional to 215,051.05, 296,777.93 and 118,258.89

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Solution

The fourth proportional to 215,051.05, 296,777.93 and 118,258.89 is: 163,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,051.05 : 296,777.93 = 118,258.89 : x
  2. Step 2: Convert to fraction form
    215,051.05/296,777.93 = 118,258.89/x
  3. Step 3: Cross multiply
    215,051.05x = 296,777.93 × 118,258.89
  4. Step 4: Simplify right side
    215,051.05x = 35,096,626,874.09
  5. Step 5: Solve for x
    x = 35,096,626,874.09/215,051.05
  6. Step 6: Final answer
    x = 163,201.37

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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.