Home / 71,053,170.63-98,053,670.71-38,458,122.63

Finding the Fourth Proportional to 71,053,170.63, 98,053,670.71 and 38,458,122.63

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Solution

The fourth proportional to 71,053,170.63, 98,053,670.71 and 38,458,122.63 is: 53,072,369.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,053,170.63 : 98,053,670.71 = 38,458,122.63 : x
  2. Step 2: Convert to fraction form
    71,053,170.63/98,053,670.71 = 38,458,122.63/x
  3. Step 3: Cross multiply
    71,053,170.63x = 98,053,670.71 × 38,458,122.63
  4. Step 4: Simplify right side
    71,053,170.63x = 3,770,960,091,996,550.50
  5. Step 5: Solve for x
    x = 3,770,960,091,996,550.50/71,053,170.63
  6. Step 6: Final answer
    x = 53,072,369.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.