Home / 71,589,805.07-98,791,149.74-43,759,113.30

Finding the Fourth Proportional to 71,589,805.07, 98,791,149.74 and 43,759,113.30

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Solution

The fourth proportional to 71,589,805.07, 98,791,149.74 and 43,759,113.30 is: 60,385,876.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,589,805.07 : 98,791,149.74 = 43,759,113.30 : x
  2. Step 2: Convert to fraction form
    71,589,805.07/98,791,149.74 = 43,759,113.30/x
  3. Step 3: Cross multiply
    71,589,805.07x = 98,791,149.74 × 43,759,113.30
  4. Step 4: Simplify right side
    71,589,805.07x = 4,323,013,114,291,129.50
  5. Step 5: Solve for x
    x = 4,323,013,114,291,129.50/71,589,805.07
  6. Step 6: Final answer
    x = 60,385,876.32

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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.