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Finding the Fourth Proportional to 114,322, 157,748.56 and 63,322.08

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Solution

The fourth proportional to 114,322, 157,748.56 and 63,322.08 is: 87,375.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,322 : 157,748.56 = 63,322.08 : x
  2. Step 2: Convert to fraction form
    114,322/157,748.56 = 63,322.08/x
  3. Step 3: Cross multiply
    114,322x = 157,748.56 × 63,322.08
  4. Step 4: Simplify right side
    114,322x = 9,988,966,936.20
  5. Step 5: Solve for x
    x = 9,988,966,936.20/114,322
  6. Step 6: Final answer
    x = 87,375.72

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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.