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Finding the Fourth Proportional to 191,840.88, 264,737.52 and 106,955.76

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Solution

The fourth proportional to 191,840.88, 264,737.52 and 106,955.76 is: 147,597.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,840.88 : 264,737.52 = 106,955.76 : x
  2. Step 2: Convert to fraction form
    191,840.88/264,737.52 = 106,955.76/x
  3. Step 3: Cross multiply
    191,840.88x = 264,737.52 × 106,955.76
  4. Step 4: Simplify right side
    191,840.88x = 28,315,202,652.12
  5. Step 5: Solve for x
    x = 28,315,202,652.12/191,840.88
  6. Step 6: Final answer
    x = 147,597.34

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1.5x scale

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.