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Finding the Fourth Proportional to 227,801.85, 314,369.55 and 125,827.01

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Solution

The fourth proportional to 227,801.85, 314,369.55 and 125,827.01 is: 173,642.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,801.85 : 314,369.55 = 125,827.01 : x
  2. Step 2: Convert to fraction form
    227,801.85/314,369.55 = 125,827.01/x
  3. Step 3: Cross multiply
    227,801.85x = 314,369.55 × 125,827.01
  4. Step 4: Simplify right side
    227,801.85x = 39,556,178,939.70
  5. Step 5: Solve for x
    x = 39,556,178,939.70/227,801.85
  6. Step 6: Final answer
    x = 173,642.92

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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.