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Finding the Fourth Proportional to 110,054.70, 151,873.37 and 64,737.63

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Solution

The fourth proportional to 110,054.70, 151,873.37 and 64,737.63 is: 89,336.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,054.70 : 151,873.37 = 64,737.63 : x
  2. Step 2: Convert to fraction form
    110,054.70/151,873.37 = 64,737.63/x
  3. Step 3: Cross multiply
    110,054.70x = 151,873.37 × 64,737.63
  4. Step 4: Simplify right side
    110,054.70x = 9,831,920,950.86
  5. Step 5: Solve for x
    x = 9,831,920,950.86/110,054.70
  6. Step 6: Final answer
    x = 89,336.68

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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.