Home / 49,352.40-74,038.20-14,293.20

Finding the Fourth Proportional to 49,352.40, 74,038.20 and 14,293.20

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Solution

The fourth proportional to 49,352.40, 74,038.20 and 14,293.20 is: 21,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,352.40 : 74,038.20 = 14,293.20 : x
  2. Step 2: Convert to fraction form
    49,352.40/74,038.20 = 14,293.20/x
  3. Step 3: Cross multiply
    49,352.40x = 74,038.20 × 14,293.20
  4. Step 4: Simplify right side
    49,352.40x = 1,058,242,800.24
  5. Step 5: Solve for x
    x = 1,058,242,800.24/49,352.40
  6. Step 6: Final answer
    x = 21,442.58

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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.