Home / 51,930.65-71,673.63-49,564.14

Finding the Fourth Proportional to 51,930.65, 71,673.63 and 49,564.14

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Solution

The fourth proportional to 51,930.65, 71,673.63 and 49,564.14 is: 68,407.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,930.65 : 71,673.63 = 49,564.14 : x
  2. Step 2: Convert to fraction form
    51,930.65/71,673.63 = 49,564.14/x
  3. Step 3: Cross multiply
    51,930.65x = 71,673.63 × 49,564.14
  4. Step 4: Simplify right side
    51,930.65x = 3,552,441,831.63
  5. Step 5: Solve for x
    x = 3,552,441,831.63/51,930.65
  6. Step 6: Final answer
    x = 68,407.43

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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.