Home / 49,974.95-74,962.41-13,038.95

Finding the Fourth Proportional to 49,974.95, 74,962.41 and 13,038.95

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Solution

The fourth proportional to 49,974.95, 74,962.41 and 13,038.95 is: 19,558.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,974.95 : 74,962.41 = 13,038.95 : x
  2. Step 2: Convert to fraction form
    49,974.95/74,962.41 = 13,038.95/x
  3. Step 3: Cross multiply
    49,974.95x = 74,962.41 × 13,038.95
  4. Step 4: Simplify right side
    49,974.95x = 977,430,741.06
  5. Step 5: Solve for x
    x = 977,430,741.06/49,974.95
  6. Step 6: Final answer
    x = 19,558.42

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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.