Home / 92,423.19-138,632.76-25,861.98

Finding the Fourth Proportional to 92,423.19, 138,632.76 and 25,861.98

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Solution

The fourth proportional to 92,423.19, 138,632.76 and 25,861.98 is: 38,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,423.19 : 138,632.76 = 25,861.98 : x
  2. Step 2: Convert to fraction form
    92,423.19/138,632.76 = 25,861.98/x
  3. Step 3: Cross multiply
    92,423.19x = 138,632.76 × 25,861.98
  4. Step 4: Simplify right side
    92,423.19x = 3,585,317,666.46
  5. Step 5: Solve for x
    x = 3,585,317,666.46/92,423.19
  6. Step 6: Final answer
    x = 38,792.40

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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.