Home / 83,070.44-114,639.80-47,265.60

Finding the Fourth Proportional to 83,070.44, 114,639.80 and 47,265.60

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Solution

The fourth proportional to 83,070.44, 114,639.80 and 47,265.60 is: 65,228.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,070.44 : 114,639.80 = 47,265.60 : x
  2. Step 2: Convert to fraction form
    83,070.44/114,639.80 = 47,265.60/x
  3. Step 3: Cross multiply
    83,070.44x = 114,639.80 × 47,265.60
  4. Step 4: Simplify right side
    83,070.44x = 5,418,518,694.55
  5. Step 5: Solve for x
    x = 5,418,518,694.55/83,070.44
  6. Step 6: Final answer
    x = 65,228.00

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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.