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Finding the Fourth Proportional to 93,726.73, 140,590.64 and 38,322.73

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Solution

The fourth proportional to 93,726.73, 140,590.64 and 38,322.73 is: 57,484.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,726.73 : 140,590.64 = 38,322.73 : x
  2. Step 2: Convert to fraction form
    93,726.73/140,590.64 = 38,322.73/x
  3. Step 3: Cross multiply
    93,726.73x = 140,590.64 × 38,322.73
  4. Step 4: Simplify right side
    93,726.73x = 5,387,817,137.25
  5. Step 5: Solve for x
    x = 5,387,817,137.25/93,726.73
  6. Step 6: Final answer
    x = 57,484.32

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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.