Home / 93,617.64-140,439.72-30,417.54

Finding the Fourth Proportional to 93,617.64, 140,439.72 and 30,417.54

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Solution

The fourth proportional to 93,617.64, 140,439.72 and 30,417.54 is: 45,630.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,617.64 : 140,439.72 = 30,417.54 : x
  2. Step 2: Convert to fraction form
    93,617.64/140,439.72 = 30,417.54/x
  3. Step 3: Cross multiply
    93,617.64x = 140,439.72 × 30,417.54
  4. Step 4: Simplify right side
    93,617.64x = 4,271,830,800.69
  5. Step 5: Solve for x
    x = 4,271,830,800.69/93,617.64
  6. Step 6: Final answer
    x = 45,630.62

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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.