Home / 49,959.06-74,931.74-16,678.36

Finding the Fourth Proportional to 49,959.06, 74,931.74 and 16,678.36

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Solution

The fourth proportional to 49,959.06, 74,931.74 and 16,678.36 is: 25,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,959.06 : 74,931.74 = 16,678.36 : x
  2. Step 2: Convert to fraction form
    49,959.06/74,931.74 = 16,678.36/x
  3. Step 3: Cross multiply
    49,959.06x = 74,931.74 × 16,678.36
  4. Step 4: Simplify right side
    49,959.06x = 1,249,738,535.15
  5. Step 5: Solve for x
    x = 1,249,738,535.15/49,959.06
  6. Step 6: Final answer
    x = 25,015.25

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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.