Home / 293,897.13-405,582.49-164,864.21

Finding the Fourth Proportional to 293,897.13, 405,582.49 and 164,864.21

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Solution

The fourth proportional to 293,897.13, 405,582.49 and 164,864.21 is: 227,515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,897.13 : 405,582.49 = 164,864.21 : x
  2. Step 2: Convert to fraction form
    293,897.13/405,582.49 = 164,864.21/x
  3. Step 3: Cross multiply
    293,897.13x = 405,582.49 × 164,864.21
  4. Step 4: Simplify right side
    293,897.13x = 66,866,036,803.68
  5. Step 5: Solve for x
    x = 66,866,036,803.68/293,897.13
  6. Step 6: Final answer
    x = 227,515.11

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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.