Home / 69,706.74-104,501.33-30,234.13

Finding the Fourth Proportional to 69,706.74, 104,501.33 and 30,234.13

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Solution

The fourth proportional to 69,706.74, 104,501.33 and 30,234.13 is: 45,325.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,706.74 : 104,501.33 = 30,234.13 : x
  2. Step 2: Convert to fraction form
    69,706.74/104,501.33 = 30,234.13/x
  3. Step 3: Cross multiply
    69,706.74x = 104,501.33 × 30,234.13
  4. Step 4: Simplify right side
    69,706.74x = 3,159,506,796.39
  5. Step 5: Solve for x
    x = 3,159,506,796.39/69,706.74
  6. Step 6: Final answer
    x = 45,325.70

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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.