Home / 93,018.06-128,364.04-50,576.61

Finding the Fourth Proportional to 93,018.06, 128,364.04 and 50,576.61

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Solution

The fourth proportional to 93,018.06, 128,364.04 and 50,576.61 is: 69,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,018.06 : 128,364.04 = 50,576.61 : x
  2. Step 2: Convert to fraction form
    93,018.06/128,364.04 = 50,576.61/x
  3. Step 3: Cross multiply
    93,018.06x = 128,364.04 × 50,576.61
  4. Step 4: Simplify right side
    93,018.06x = 6,492,217,989.10
  5. Step 5: Solve for x
    x = 6,492,217,989.10/93,018.06
  6. Step 6: Final answer
    x = 69,795.24

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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.