Home / 59,120.36-81,599.46-40,265

Finding the Fourth Proportional to 59,120.36, 81,599.46 and 40,265

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Solution

The fourth proportional to 59,120.36, 81,599.46 and 40,265 is: 55,574.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,120.36 : 81,599.46 = 40,265 : x
  2. Step 2: Convert to fraction form
    59,120.36/81,599.46 = 40,265/x
  3. Step 3: Cross multiply
    59,120.36x = 81,599.46 × 40,265
  4. Step 4: Simplify right side
    59,120.36x = 3,285,602,256.90
  5. Step 5: Solve for x
    x = 3,285,602,256.90/59,120.36
  6. Step 6: Final answer
    x = 55,574.80

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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.