Home / 49,970.84-74,931.41-16,679.48

Finding the Fourth Proportional to 49,970.84, 74,931.41 and 16,679.48

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Solution

The fourth proportional to 49,970.84, 74,931.41 and 16,679.48 is: 25,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,970.84 : 74,931.41 = 16,679.48 : x
  2. Step 2: Convert to fraction form
    49,970.84/74,931.41 = 16,679.48/x
  3. Step 3: Cross multiply
    49,970.84x = 74,931.41 × 16,679.48
  4. Step 4: Simplify right side
    49,970.84x = 1,249,816,621.51
  5. Step 5: Solve for x
    x = 1,249,816,621.51/49,970.84
  6. Step 6: Final answer
    x = 25,010.92

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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.