Home / 49,618.71-74,428.74-14,559.08

Finding the Fourth Proportional to 49,618.71, 74,428.74 and 14,559.08

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Solution

The fourth proportional to 49,618.71, 74,428.74 and 14,559.08 is: 21,838.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,618.71 : 74,428.74 = 14,559.08 : x
  2. Step 2: Convert to fraction form
    49,618.71/74,428.74 = 14,559.08/x
  3. Step 3: Cross multiply
    49,618.71x = 74,428.74 × 14,559.08
  4. Step 4: Simplify right side
    49,618.71x = 1,083,613,607.82
  5. Step 5: Solve for x
    x = 1,083,613,607.82/49,618.71
  6. Step 6: Final answer
    x = 21,838.81

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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.