Home / 93,401.23-128,894.12-50,960.65

Finding the Fourth Proportional to 93,401.23, 128,894.12 and 50,960.65

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Solution

The fourth proportional to 93,401.23, 128,894.12 and 50,960.65 is: 70,325.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,401.23 : 128,894.12 = 50,960.65 : x
  2. Step 2: Convert to fraction form
    93,401.23/128,894.12 = 50,960.65/x
  3. Step 3: Cross multiply
    93,401.23x = 128,894.12 × 50,960.65
  4. Step 4: Simplify right side
    93,401.23x = 6,568,528,136.38
  5. Step 5: Solve for x
    x = 6,568,528,136.38/93,401.23
  6. Step 6: Final answer
    x = 70,325.93

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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.