Home / 229,175.84-316,247.72-127,196.38

Finding the Fourth Proportional to 229,175.84, 316,247.72 and 127,196.38

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Solution

The fourth proportional to 229,175.84, 316,247.72 and 127,196.38 is: 175,522.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,175.84 : 316,247.72 = 127,196.38 : x
  2. Step 2: Convert to fraction form
    229,175.84/316,247.72 = 127,196.38/x
  3. Step 3: Cross multiply
    229,175.84x = 316,247.72 × 127,196.38
  4. Step 4: Simplify right side
    229,175.84x = 40,225,563,505.43
  5. Step 5: Solve for x
    x = 40,225,563,505.43/229,175.84
  6. Step 6: Final answer
    x = 175,522.70

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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.