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Finding the Fourth Proportional to 180,270.91, 248,792.54 and 103,792.74

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Solution

The fourth proportional to 180,270.91, 248,792.54 and 103,792.74 is: 143,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,270.91 : 248,792.54 = 103,792.74 : x
  2. Step 2: Convert to fraction form
    180,270.91/248,792.54 = 103,792.74/x
  3. Step 3: Cross multiply
    180,270.91x = 248,792.54 × 103,792.74
  4. Step 4: Simplify right side
    180,270.91x = 25,822,859,418.16
  5. Step 5: Solve for x
    x = 25,822,859,418.16/180,270.91
  6. Step 6: Final answer
    x = 143,244.74

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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.