Home / 34,835.90-48,073.61-18,920.00

Finding the Fourth Proportional to 34,835.90, 48,073.61 and 18,920.00

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Solution

The fourth proportional to 34,835.90, 48,073.61 and 18,920.00 is: 26,109.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,835.90 : 48,073.61 = 18,920.00 : x
  2. Step 2: Convert to fraction form
    34,835.90/48,073.61 = 18,920.00/x
  3. Step 3: Cross multiply
    34,835.90x = 48,073.61 × 18,920.00
  4. Step 4: Simplify right side
    34,835.90x = 909,552,868.68
  5. Step 5: Solve for x
    x = 909,552,868.68/34,835.90
  6. Step 6: Final answer
    x = 26,109.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.