Home / 40,603.06-60,897.16-18,411.09

Finding the Fourth Proportional to 40,603.06, 60,897.16 and 18,411.09

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Solution

The fourth proportional to 40,603.06, 60,897.16 and 18,411.09 is: 27,613.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,603.06 : 60,897.16 = 18,411.09 : x
  2. Step 2: Convert to fraction form
    40,603.06/60,897.16 = 18,411.09/x
  3. Step 3: Cross multiply
    40,603.06x = 60,897.16 × 18,411.09
  4. Step 4: Simplify right side
    40,603.06x = 1,121,183,093.50
  5. Step 5: Solve for x
    x = 1,121,183,093.50/40,603.06
  6. Step 6: Final answer
    x = 27,613.27

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1.5x scale

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.