Home / 49,127.79-73,636.59-19,537.68

Finding the Fourth Proportional to 49,127.79, 73,636.59 and 19,537.68

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Solution

The fourth proportional to 49,127.79, 73,636.59 and 19,537.68 is: 29,284.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,127.79 : 73,636.59 = 19,537.68 : x
  2. Step 2: Convert to fraction form
    49,127.79/73,636.59 = 19,537.68/x
  3. Step 3: Cross multiply
    49,127.79x = 73,636.59 × 19,537.68
  4. Step 4: Simplify right side
    49,127.79x = 1,438,688,131.71
  5. Step 5: Solve for x
    x = 1,438,688,131.71/49,127.79
  6. Step 6: Final answer
    x = 29,284.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.