Home / 247,006.29-340,864.23-139,574.00

Finding the Fourth Proportional to 247,006.29, 340,864.23 and 139,574.00

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Solution

The fourth proportional to 247,006.29, 340,864.23 and 139,574.00 is: 192,609.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,006.29 : 340,864.23 = 139,574.00 : x
  2. Step 2: Convert to fraction form
    247,006.29/340,864.23 = 139,574.00/x
  3. Step 3: Cross multiply
    247,006.29x = 340,864.23 × 139,574.00
  4. Step 4: Simplify right side
    247,006.29x = 47,575,782,333.70
  5. Step 5: Solve for x
    x = 47,575,782,333.70/247,006.29
  6. Step 6: Final answer
    x = 192,609.60

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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.