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Finding the Fourth Proportional to 50,153.49, 69,210.81 and 27,492.51

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Solution

The fourth proportional to 50,153.49, 69,210.81 and 27,492.51 is: 37,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,153.49 : 69,210.81 = 27,492.51 : x
  2. Step 2: Convert to fraction form
    50,153.49/69,210.81 = 27,492.51/x
  3. Step 3: Cross multiply
    50,153.49x = 69,210.81 × 27,492.51
  4. Step 4: Simplify right side
    50,153.49x = 1,902,778,886.03
  5. Step 5: Solve for x
    x = 1,902,778,886.03/50,153.49
  6. Step 6: Final answer
    x = 37,939.11

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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.