Home / 66,106.63-99,159.53-23,976.91

Finding the Fourth Proportional to 66,106.63, 99,159.53 and 23,976.91

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Solution

The fourth proportional to 66,106.63, 99,159.53 and 23,976.91 is: 35,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,106.63 : 99,159.53 = 23,976.91 : x
  2. Step 2: Convert to fraction form
    66,106.63/99,159.53 = 23,976.91/x
  3. Step 3: Cross multiply
    66,106.63x = 99,159.53 × 23,976.91
  4. Step 4: Simplify right side
    66,106.63x = 2,377,539,126.45
  5. Step 5: Solve for x
    x = 2,377,539,126.45/66,106.63
  6. Step 6: Final answer
    x = 35,965.21

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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.