Home / 217,390.32-326,085.66-59,619.96

Finding the Fourth Proportional to 217,390.32, 326,085.66 and 59,619.96

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Solution

The fourth proportional to 217,390.32, 326,085.66 and 59,619.96 is: 89,429.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,390.32 : 326,085.66 = 59,619.96 : x
  2. Step 2: Convert to fraction form
    217,390.32/326,085.66 = 59,619.96/x
  3. Step 3: Cross multiply
    217,390.32x = 326,085.66 × 59,619.96
  4. Step 4: Simplify right side
    217,390.32x = 19,441,214,005.77
  5. Step 5: Solve for x
    x = 19,441,214,005.77/217,390.32
  6. Step 6: Final answer
    x = 89,429.99

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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.