Home / 71,395.17-98,525.93-39,564.60

Finding the Fourth Proportional to 71,395.17, 98,525.93 and 39,564.60

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Solution

The fourth proportional to 71,395.17, 98,525.93 and 39,564.60 is: 54,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,395.17 : 98,525.93 = 39,564.60 : x
  2. Step 2: Convert to fraction form
    71,395.17/98,525.93 = 39,564.60/x
  3. Step 3: Cross multiply
    71,395.17x = 98,525.93 × 39,564.60
  4. Step 4: Simplify right side
    71,395.17x = 3,898,139,010.08
  5. Step 5: Solve for x
    x = 3,898,139,010.08/71,395.17
  6. Step 6: Final answer
    x = 54,599.48

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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.