Home / 226,386.93-312,398.85-124,410.20

Finding the Fourth Proportional to 226,386.93, 312,398.85 and 124,410.20

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Solution

The fourth proportional to 226,386.93, 312,398.85 and 124,410.20 is: 171,677.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,386.93 : 312,398.85 = 124,410.20 : x
  2. Step 2: Convert to fraction form
    226,386.93/312,398.85 = 124,410.20/x
  3. Step 3: Cross multiply
    226,386.93x = 312,398.85 × 124,410.20
  4. Step 4: Simplify right side
    226,386.93x = 38,865,601,846.28
  5. Step 5: Solve for x
    x = 38,865,601,846.28/226,386.93
  6. Step 6: Final answer
    x = 171,677.76

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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.