Home / 67,517.17-93,172.40-37,303.81

Finding the Fourth Proportional to 67,517.17, 93,172.40 and 37,303.81

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Solution

The fourth proportional to 67,517.17, 93,172.40 and 37,303.81 is: 51,478.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,517.17 : 93,172.40 = 37,303.81 : x
  2. Step 2: Convert to fraction form
    67,517.17/93,172.40 = 37,303.81/x
  3. Step 3: Cross multiply
    67,517.17x = 93,172.40 × 37,303.81
  4. Step 4: Simplify right side
    67,517.17x = 3,475,685,320.32
  5. Step 5: Solve for x
    x = 3,475,685,320.32/67,517.17
  6. Step 6: Final answer
    x = 51,478.54

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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.