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Finding the Fourth Proportional to 114,871.70, 172,307.63 and 35,992.08

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Solution

The fourth proportional to 114,871.70, 172,307.63 and 35,992.08 is: 53,988.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,871.70 : 172,307.63 = 35,992.08 : x
  2. Step 2: Convert to fraction form
    114,871.70/172,307.63 = 35,992.08/x
  3. Step 3: Cross multiply
    114,871.70x = 172,307.63 × 35,992.08
  4. Step 4: Simplify right side
    114,871.70x = 6,201,709,823.61
  5. Step 5: Solve for x
    x = 6,201,709,823.61/114,871.70
  6. Step 6: Final answer
    x = 53,988.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.