Home / 83,623.23-115,398.41-47,324.00

Finding the Fourth Proportional to 83,623.23, 115,398.41 and 47,324.00

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Solution

The fourth proportional to 83,623.23, 115,398.41 and 47,324.00 is: 65,306.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,623.23 : 115,398.41 = 47,324.00 : x
  2. Step 2: Convert to fraction form
    83,623.23/115,398.41 = 47,324.00/x
  3. Step 3: Cross multiply
    83,623.23x = 115,398.41 × 47,324.00
  4. Step 4: Simplify right side
    83,623.23x = 5,461,114,761.65
  5. Step 5: Solve for x
    x = 5,461,114,761.65/83,623.23
  6. Step 6: Final answer
    x = 65,306.19

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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.