Home / 226,513.23-312,588.89-124,549.12

Finding the Fourth Proportional to 226,513.23, 312,588.89 and 124,549.12

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Solution

The fourth proportional to 226,513.23, 312,588.89 and 124,549.12 is: 171,878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,513.23 : 312,588.89 = 124,549.12 : x
  2. Step 2: Convert to fraction form
    226,513.23/312,588.89 = 124,549.12/x
  3. Step 3: Cross multiply
    226,513.23x = 312,588.89 × 124,549.12
  4. Step 4: Simplify right side
    226,513.23x = 38,932,671,171.28
  5. Step 5: Solve for x
    x = 38,932,671,171.28/226,513.23
  6. Step 6: Final answer
    x = 171,878.13

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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.