Home / 93,053.40-128,414.12-50,612.23

Finding the Fourth Proportional to 93,053.40, 128,414.12 and 50,612.23

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Solution

The fourth proportional to 93,053.40, 128,414.12 and 50,612.23 is: 69,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,053.40 : 128,414.12 = 50,612.23 : x
  2. Step 2: Convert to fraction form
    93,053.40/128,414.12 = 50,612.23/x
  3. Step 3: Cross multiply
    93,053.40x = 128,414.12 × 50,612.23
  4. Step 4: Simplify right side
    93,053.40x = 6,499,324,976.69
  5. Step 5: Solve for x
    x = 6,499,324,976.69/93,053.40
  6. Step 6: Final answer
    x = 69,845.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.