Home / 226,633.40-312,759.98-124,661.48

Finding the Fourth Proportional to 226,633.40, 312,759.98 and 124,661.48

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Solution

The fourth proportional to 226,633.40, 312,759.98 and 124,661.48 is: 172,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,633.40 : 312,759.98 = 124,661.48 : x
  2. Step 2: Convert to fraction form
    226,633.40/312,759.98 = 124,661.48/x
  3. Step 3: Cross multiply
    226,633.40x = 312,759.98 × 124,661.48
  4. Step 4: Simplify right side
    226,633.40x = 38,989,119,804.46
  5. Step 5: Solve for x
    x = 38,989,119,804.46/226,633.40
  6. Step 6: Final answer
    x = 172,036.08

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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.