Home / 101,403.12-152,093.06-26,530.49

Finding the Fourth Proportional to 101,403.12, 152,093.06 and 26,530.49

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Solution

The fourth proportional to 101,403.12, 152,093.06 and 26,530.49 is: 39,792.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,403.12 : 152,093.06 = 26,530.49 : x
  2. Step 2: Convert to fraction form
    101,403.12/152,093.06 = 26,530.49/x
  3. Step 3: Cross multiply
    101,403.12x = 152,093.06 × 26,530.49
  4. Step 4: Simplify right side
    101,403.12x = 4,035,103,407.40
  5. Step 5: Solve for x
    x = 4,035,103,407.40/101,403.12
  6. Step 6: Final answer
    x = 39,792.69

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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.