Home / 66,397.20-99,528.26-26,444.48

Finding the Fourth Proportional to 66,397.20, 99,528.26 and 26,444.48

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Solution

The fourth proportional to 66,397.20, 99,528.26 and 26,444.48 is: 39,639.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,397.20 : 99,528.26 = 26,444.48 : x
  2. Step 2: Convert to fraction form
    66,397.20/99,528.26 = 26,444.48/x
  3. Step 3: Cross multiply
    66,397.20x = 99,528.26 × 26,444.48
  4. Step 4: Simplify right side
    66,397.20x = 2,631,973,081.00
  5. Step 5: Solve for x
    x = 2,631,973,081.00/66,397.20
  6. Step 6: Final answer
    x = 39,639.82

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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.