Home / 66,395.09-99,592.26-38,296.94

Finding the Fourth Proportional to 66,395.09, 99,592.26 and 38,296.94

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Solution

The fourth proportional to 66,395.09, 99,592.26 and 38,296.94 is: 57,445.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,395.09 : 99,592.26 = 38,296.94 : x
  2. Step 2: Convert to fraction form
    66,395.09/99,592.26 = 38,296.94/x
  3. Step 3: Cross multiply
    66,395.09x = 99,592.26 × 38,296.94
  4. Step 4: Simplify right side
    66,395.09x = 3,814,078,307.72
  5. Step 5: Solve for x
    x = 3,814,078,307.72/66,395.09
  6. Step 6: Final answer
    x = 57,445.19

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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.