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Finding the Fourth Proportional to 93,339.66, 139,953.18 and 37,188.45

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Solution

The fourth proportional to 93,339.66, 139,953.18 and 37,188.45 is: 55,760.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,339.66 : 139,953.18 = 37,188.45 : x
  2. Step 2: Convert to fraction form
    93,339.66/139,953.18 = 37,188.45/x
  3. Step 3: Cross multiply
    93,339.66x = 139,953.18 × 37,188.45
  4. Step 4: Simplify right side
    93,339.66x = 5,204,641,836.77
  5. Step 5: Solve for x
    x = 5,204,641,836.77/93,339.66
  6. Step 6: Final answer
    x = 55,760.24

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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.