Home / 49,491.34-74,243.68-14,430.68

Finding the Fourth Proportional to 49,491.34, 74,243.68 and 14,430.68

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Solution

The fourth proportional to 49,491.34, 74,243.68 and 14,430.68 is: 21,647.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,491.34 : 74,243.68 = 14,430.68 : x
  2. Step 2: Convert to fraction form
    49,491.34/74,243.68 = 14,430.68/x
  3. Step 3: Cross multiply
    49,491.34x = 74,243.68 × 14,430.68
  4. Step 4: Simplify right side
    49,491.34x = 1,071,386,788.10
  5. Step 5: Solve for x
    x = 1,071,386,788.10/49,491.34
  6. Step 6: Final answer
    x = 21,647.96

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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.