Home / 227,845.61-314,425.45-125,877.65

Finding the Fourth Proportional to 227,845.61, 314,425.45 and 125,877.65

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Solution

The fourth proportional to 227,845.61, 314,425.45 and 125,877.65 is: 173,710.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,845.61 : 314,425.45 = 125,877.65 : x
  2. Step 2: Convert to fraction form
    227,845.61/314,425.45 = 125,877.65/x
  3. Step 3: Cross multiply
    227,845.61x = 314,425.45 × 125,877.65
  4. Step 4: Simplify right side
    227,845.61x = 39,579,134,623.35
  5. Step 5: Solve for x
    x = 39,579,134,623.35/227,845.61
  6. Step 6: Final answer
    x = 173,710.32

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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.