Home / 93,496.20-140,295.32-54,130.20

Finding the Fourth Proportional to 93,496.20, 140,295.32 and 54,130.20

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Solution

The fourth proportional to 93,496.20, 140,295.32 and 54,130.20 is: 81,224.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,496.20 : 140,295.32 = 54,130.20 : x
  2. Step 2: Convert to fraction form
    93,496.20/140,295.32 = 54,130.20/x
  3. Step 3: Cross multiply
    93,496.20x = 140,295.32 × 54,130.20
  4. Step 4: Simplify right side
    93,496.20x = 7,594,213,730.66
  5. Step 5: Solve for x
    x = 7,594,213,730.66/93,496.20
  6. Step 6: Final answer
    x = 81,224.84

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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.