Home / 52,854.48-72,941.49-31,629.60

Finding the Fourth Proportional to 52,854.48, 72,941.49 and 31,629.60

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Solution

The fourth proportional to 52,854.48, 72,941.49 and 31,629.60 is: 43,650.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,854.48 : 72,941.49 = 31,629.60 : x
  2. Step 2: Convert to fraction form
    52,854.48/72,941.49 = 31,629.60/x
  3. Step 3: Cross multiply
    52,854.48x = 72,941.49 × 31,629.60
  4. Step 4: Simplify right side
    52,854.48x = 2,307,110,152.10
  5. Step 5: Solve for x
    x = 2,307,110,152.10/52,854.48
  6. Step 6: Final answer
    x = 43,650.23

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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.