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Finding the Fourth Proportional to 106,953, 147,265.45 and 94,995.57

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Solution

The fourth proportional to 106,953, 147,265.45 and 94,995.57 is: 130,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,953 : 147,265.45 = 94,995.57 : x
  2. Step 2: Convert to fraction form
    106,953/147,265.45 = 94,995.57/x
  3. Step 3: Cross multiply
    106,953x = 147,265.45 × 94,995.57
  4. Step 4: Simplify right side
    106,953x = 13,989,565,364.06
  5. Step 5: Solve for x
    x = 13,989,565,364.06/106,953
  6. Step 6: Final answer
    x = 130,801.06

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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.