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Finding the Fourth Proportional to 235,541.71, 353,178.73 and 160,752.47

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Solution

The fourth proportional to 235,541.71, 353,178.73 and 160,752.47 is: 241,037.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,541.71 : 353,178.73 = 160,752.47 : x
  2. Step 2: Convert to fraction form
    235,541.71/353,178.73 = 160,752.47/x
  3. Step 3: Cross multiply
    235,541.71x = 353,178.73 × 160,752.47
  4. Step 4: Simplify right side
    235,541.71x = 56,774,351,634.01
  5. Step 5: Solve for x
    x = 56,774,351,634.01/235,541.71
  6. Step 6: Final answer
    x = 241,037.35

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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.