Home / 97,015.83-145,541.38-40,089.87

Finding the Fourth Proportional to 97,015.83, 145,541.38 and 40,089.87

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Solution

The fourth proportional to 97,015.83, 145,541.38 and 40,089.87 is: 60,142.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,015.83 : 145,541.38 = 40,089.87 : x
  2. Step 2: Convert to fraction form
    97,015.83/145,541.38 = 40,089.87/x
  3. Step 3: Cross multiply
    97,015.83x = 145,541.38 × 40,089.87
  4. Step 4: Simplify right side
    97,015.83x = 5,834,735,451.83
  5. Step 5: Solve for x
    x = 5,834,735,451.83/97,015.83
  6. Step 6: Final answer
    x = 60,142.10

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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.