Home / 215,494.67-297,382.64-124,903.17

Finding the Fourth Proportional to 215,494.67, 297,382.64 and 124,903.17

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Solution

The fourth proportional to 215,494.67, 297,382.64 and 124,903.17 is: 172,366.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,494.67 : 297,382.64 = 124,903.17 : x
  2. Step 2: Convert to fraction form
    215,494.67/297,382.64 = 124,903.17/x
  3. Step 3: Cross multiply
    215,494.67x = 297,382.64 × 124,903.17
  4. Step 4: Simplify right side
    215,494.67x = 37,144,033,814.45
  5. Step 5: Solve for x
    x = 37,144,033,814.45/215,494.67
  6. Step 6: Final answer
    x = 172,366.37

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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.