Home / 44,146.61-66,218.44-19,186.68

Finding the Fourth Proportional to 44,146.61, 66,218.44 and 19,186.68

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Solution

The fourth proportional to 44,146.61, 66,218.44 and 19,186.68 is: 28,779.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,146.61 : 66,218.44 = 19,186.68 : x
  2. Step 2: Convert to fraction form
    44,146.61/66,218.44 = 19,186.68/x
  3. Step 3: Cross multiply
    44,146.61x = 66,218.44 × 19,186.68
  4. Step 4: Simplify right side
    44,146.61x = 1,270,512,018.38
  5. Step 5: Solve for x
    x = 1,270,512,018.38/44,146.61
  6. Step 6: Final answer
    x = 28,779.38

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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.