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Finding the Fourth Proportional to 93,639.15, 140,458.73 and 37,506.15

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Solution

The fourth proportional to 93,639.15, 140,458.73 and 37,506.15 is: 56,259.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,639.15 : 140,458.73 = 37,506.15 : x
  2. Step 2: Convert to fraction form
    93,639.15/140,458.73 = 37,506.15/x
  3. Step 3: Cross multiply
    93,639.15x = 140,458.73 × 37,506.15
  4. Step 4: Simplify right side
    93,639.15x = 5,268,066,008.66
  5. Step 5: Solve for x
    x = 5,268,066,008.66/93,639.15
  6. Step 6: Final answer
    x = 56,259.23

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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.