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Finding the Fourth Proportional to 93,064.68, 139,514.40 and 33,889.32

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Solution

The fourth proportional to 93,064.68, 139,514.40 and 33,889.32 is: 50,803.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,064.68 : 139,514.40 = 33,889.32 : x
  2. Step 2: Convert to fraction form
    93,064.68/139,514.40 = 33,889.32/x
  3. Step 3: Cross multiply
    93,064.68x = 139,514.40 × 33,889.32
  4. Step 4: Simplify right side
    93,064.68x = 4,728,048,146.21
  5. Step 5: Solve for x
    x = 4,728,048,146.21/93,064.68
  6. Step 6: Final answer
    x = 50,803.89

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1.5x scale

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.