Home / 165,446.74-228,318.78-89,995.24

Finding the Fourth Proportional to 165,446.74, 228,318.78 and 89,995.24

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Solution

The fourth proportional to 165,446.74, 228,318.78 and 89,995.24 is: 124,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,446.74 : 228,318.78 = 89,995.24 : x
  2. Step 2: Convert to fraction form
    165,446.74/228,318.78 = 89,995.24/x
  3. Step 3: Cross multiply
    165,446.74x = 228,318.78 × 89,995.24
  4. Step 4: Simplify right side
    165,446.74x = 20,547,603,402.61
  5. Step 5: Solve for x
    x = 20,547,603,402.61/165,446.74
  6. Step 6: Final answer
    x = 124,194.67

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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.