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Finding the Fourth Proportional to 53,402.84, 73,696.74 and 29,529.08

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Solution

The fourth proportional to 53,402.84, 73,696.74 and 29,529.08 is: 40,750.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,402.84 : 73,696.74 = 29,529.08 : x
  2. Step 2: Convert to fraction form
    53,402.84/73,696.74 = 29,529.08/x
  3. Step 3: Cross multiply
    53,402.84x = 73,696.74 × 29,529.08
  4. Step 4: Simplify right side
    53,402.84x = 2,176,196,931.20
  5. Step 5: Solve for x
    x = 2,176,196,931.20/53,402.84
  6. Step 6: Final answer
    x = 40,750.58

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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.