Home / 103,025.70-154,538.55-36,465.30

Finding the Fourth Proportional to 103,025.70, 154,538.55 and 36,465.30

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Solution

The fourth proportional to 103,025.70, 154,538.55 and 36,465.30 is: 54,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,025.70 : 154,538.55 = 36,465.30 : x
  2. Step 2: Convert to fraction form
    103,025.70/154,538.55 = 36,465.30/x
  3. Step 3: Cross multiply
    103,025.70x = 154,538.55 × 36,465.30
  4. Step 4: Simplify right side
    103,025.70x = 5,635,294,587.32
  5. Step 5: Solve for x
    x = 5,635,294,587.32/103,025.70
  6. Step 6: Final answer
    x = 54,697.95

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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.