Home / 217,561.54-326,373.45-96,117.34

Finding the Fourth Proportional to 217,561.54, 326,373.45 and 96,117.34

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Solution

The fourth proportional to 217,561.54, 326,373.45 and 96,117.34 is: 144,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,561.54 : 326,373.45 = 96,117.34 : x
  2. Step 2: Convert to fraction form
    217,561.54/326,373.45 = 96,117.34/x
  3. Step 3: Cross multiply
    217,561.54x = 326,373.45 × 96,117.34
  4. Step 4: Simplify right side
    217,561.54x = 31,370,147,860.62
  5. Step 5: Solve for x
    x = 31,370,147,860.62/217,561.54
  6. Step 6: Final answer
    x = 144,189.77

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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.