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Finding the Fourth Proportional to 253,154.25, 349,225.49 and 167,022.45

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Solution

The fourth proportional to 253,154.25, 349,225.49 and 167,022.45 is: 230,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,154.25 : 349,225.49 = 167,022.45 : x
  2. Step 2: Convert to fraction form
    253,154.25/349,225.49 = 167,022.45/x
  3. Step 3: Cross multiply
    253,154.25x = 349,225.49 × 167,022.45
  4. Step 4: Simplify right side
    253,154.25x = 58,328,495,196.12
  5. Step 5: Solve for x
    x = 58,328,495,196.12/253,154.25
  6. Step 6: Final answer
    x = 230,406.94

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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.