Home / 217,501.34-326,146.53-127,573.44

Finding the Fourth Proportional to 217,501.34, 326,146.53 and 127,573.44

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Solution

The fourth proportional to 217,501.34, 326,146.53 and 127,573.44 is: 191,298.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,501.34 : 326,146.53 = 127,573.44 : x
  2. Step 2: Convert to fraction form
    217,501.34/326,146.53 = 127,573.44/x
  3. Step 3: Cross multiply
    217,501.34x = 326,146.53 × 127,573.44
  4. Step 4: Simplify right side
    217,501.34x = 41,607,632,507.56
  5. Step 5: Solve for x
    x = 41,607,632,507.56/217,501.34
  6. Step 6: Final answer
    x = 191,298.29

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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.