Home / 97,126.16-145,708.60-30,583.04

Finding the Fourth Proportional to 97,126.16, 145,708.60 and 30,583.04

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Solution

The fourth proportional to 97,126.16, 145,708.60 and 30,583.04 is: 45,880.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,126.16 : 145,708.60 = 30,583.04 : x
  2. Step 2: Convert to fraction form
    97,126.16/145,708.60 = 30,583.04/x
  3. Step 3: Cross multiply
    97,126.16x = 145,708.60 × 30,583.04
  4. Step 4: Simplify right side
    97,126.16x = 4,456,211,942.14
  5. Step 5: Solve for x
    x = 4,456,211,942.14/97,126.16
  6. Step 6: Final answer
    x = 45,880.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.