Home / 217,554.88-326,327.52-89,444.16

Finding the Fourth Proportional to 217,554.88, 326,327.52 and 89,444.16

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Solution

The fourth proportional to 217,554.88, 326,327.52 and 89,444.16 is: 134,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,554.88 : 326,327.52 = 89,444.16 : x
  2. Step 2: Convert to fraction form
    217,554.88/326,327.52 = 89,444.16/x
  3. Step 3: Cross multiply
    217,554.88x = 326,327.52 × 89,444.16
  4. Step 4: Simplify right side
    217,554.88x = 29,188,090,911.28
  5. Step 5: Solve for x
    x = 29,188,090,911.28/217,554.88
  6. Step 6: Final answer
    x = 134,164.27

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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.