Home / 226,341.98-312,350.38-124,368.51

Finding the Fourth Proportional to 226,341.98, 312,350.38 and 124,368.51

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Solution

The fourth proportional to 226,341.98, 312,350.38 and 124,368.51 is: 171,627.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,341.98 : 312,350.38 = 124,368.51 : x
  2. Step 2: Convert to fraction form
    226,341.98/312,350.38 = 124,368.51/x
  3. Step 3: Cross multiply
    226,341.98x = 312,350.38 × 124,368.51
  4. Step 4: Simplify right side
    226,341.98x = 38,846,551,047.61
  5. Step 5: Solve for x
    x = 38,846,551,047.61/226,341.98
  6. Step 6: Final answer
    x = 171,627.69

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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.