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Finding the Fourth Proportional to 235,862.16, 353,938.28 and 93,682.56

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Solution

The fourth proportional to 235,862.16, 353,938.28 and 93,682.56 is: 140,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,862.16 : 353,938.28 = 93,682.56 : x
  2. Step 2: Convert to fraction form
    235,862.16/353,938.28 = 93,682.56/x
  3. Step 3: Cross multiply
    235,862.16x = 353,938.28 × 93,682.56
  4. Step 4: Simplify right side
    235,862.16x = 33,157,844,152.40
  5. Step 5: Solve for x
    x = 33,157,844,152.40/235,862.16
  6. Step 6: Final answer
    x = 140,581.45

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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.