Home / 66,124.26-99,143.28-23,996.40

Finding the Fourth Proportional to 66,124.26, 99,143.28 and 23,996.40

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Solution

The fourth proportional to 66,124.26, 99,143.28 and 23,996.40 is: 35,978.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,124.26 : 99,143.28 = 23,996.40 : x
  2. Step 2: Convert to fraction form
    66,124.26/99,143.28 = 23,996.40/x
  3. Step 3: Cross multiply
    66,124.26x = 99,143.28 × 23,996.40
  4. Step 4: Simplify right side
    66,124.26x = 2,379,081,804.19
  5. Step 5: Solve for x
    x = 2,379,081,804.19/66,124.26
  6. Step 6: Final answer
    x = 35,978.96

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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.