Home / 31,234.60-43,104.06-17,088.04

Finding the Fourth Proportional to 31,234.60, 43,104.06 and 17,088.04

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Solution

The fourth proportional to 31,234.60, 43,104.06 and 17,088.04 is: 23,581.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,234.60 : 43,104.06 = 17,088.04 : x
  2. Step 2: Convert to fraction form
    31,234.60/43,104.06 = 17,088.04/x
  3. Step 3: Cross multiply
    31,234.60x = 43,104.06 × 17,088.04
  4. Step 4: Simplify right side
    31,234.60x = 736,563,901.44
  5. Step 5: Solve for x
    x = 736,563,901.44/31,234.60
  6. Step 6: Final answer
    x = 23,581.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.