Home / 119,423.85-164,723.27-98,166.21

Finding the Fourth Proportional to 119,423.85, 164,723.27 and 98,166.21

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Solution

The fourth proportional to 119,423.85, 164,723.27 and 98,166.21 is: 135,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,423.85 : 164,723.27 = 98,166.21 : x
  2. Step 2: Convert to fraction form
    119,423.85/164,723.27 = 98,166.21/x
  3. Step 3: Cross multiply
    119,423.85x = 164,723.27 × 98,166.21
  4. Step 4: Simplify right side
    119,423.85x = 16,170,258,623.88
  5. Step 5: Solve for x
    x = 16,170,258,623.88/119,423.85
  6. Step 6: Final answer
    x = 135,402.26

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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.