Home / 217,381.32-326,072.16-59,610.96

Finding the Fourth Proportional to 217,381.32, 326,072.16 and 59,610.96

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Solution

The fourth proportional to 217,381.32, 326,072.16 and 59,610.96 is: 89,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,381.32 : 326,072.16 = 59,610.96 : x
  2. Step 2: Convert to fraction form
    217,381.32/326,072.16 = 59,610.96/x
  3. Step 3: Cross multiply
    217,381.32x = 326,072.16 × 59,610.96
  4. Step 4: Simplify right side
    217,381.32x = 19,437,474,486.87
  5. Step 5: Solve for x
    x = 19,437,474,486.87/217,381.32
  6. Step 6: Final answer
    x = 89,416.49

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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.