Home / 93,229.04-128,655.41-50,787.56

Finding the Fourth Proportional to 93,229.04, 128,655.41 and 50,787.56

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Solution

The fourth proportional to 93,229.04, 128,655.41 and 50,787.56 is: 70,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,229.04 : 128,655.41 = 50,787.56 : x
  2. Step 2: Convert to fraction form
    93,229.04/128,655.41 = 50,787.56/x
  3. Step 3: Cross multiply
    93,229.04x = 128,655.41 × 50,787.56
  4. Step 4: Simplify right side
    93,229.04x = 6,534,094,354.70
  5. Step 5: Solve for x
    x = 6,534,094,354.70/93,229.04
  6. Step 6: Final answer
    x = 70,086.47

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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.