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Finding the Fourth Proportional to 93,614.91, 129,188.01 and 51,173.74

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Solution

The fourth proportional to 93,614.91, 129,188.01 and 51,173.74 is: 70,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,614.91 : 129,188.01 = 51,173.74 : x
  2. Step 2: Convert to fraction form
    93,614.91/129,188.01 = 51,173.74/x
  3. Step 3: Cross multiply
    93,614.91x = 129,188.01 × 51,173.74
  4. Step 4: Simplify right side
    93,614.91x = 6,611,033,634.86
  5. Step 5: Solve for x
    x = 6,611,033,634.86/93,614.91
  6. Step 6: Final answer
    x = 70,619.45

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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.