Home / 226,171.93-312,103.29-124,196.98

Finding the Fourth Proportional to 226,171.93, 312,103.29 and 124,196.98

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Solution

The fourth proportional to 226,171.93, 312,103.29 and 124,196.98 is: 171,384.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,171.93 : 312,103.29 = 124,196.98 : x
  2. Step 2: Convert to fraction form
    226,171.93/312,103.29 = 124,196.98/x
  3. Step 3: Cross multiply
    226,171.93x = 312,103.29 × 124,196.98
  4. Step 4: Simplify right side
    226,171.93x = 38,762,286,066.06
  5. Step 5: Solve for x
    x = 38,762,286,066.06/226,171.93
  6. Step 6: Final answer
    x = 171,384.16

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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.