Home / 152,071.86-228,140.39-45,464.16

Finding the Fourth Proportional to 152,071.86, 228,140.39 and 45,464.16

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Solution

The fourth proportional to 152,071.86, 228,140.39 and 45,464.16 is: 68,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,071.86 : 228,140.39 = 45,464.16 : x
  2. Step 2: Convert to fraction form
    152,071.86/228,140.39 = 45,464.16/x
  3. Step 3: Cross multiply
    152,071.86x = 228,140.39 × 45,464.16
  4. Step 4: Simplify right side
    152,071.86x = 10,372,211,193.42
  5. Step 5: Solve for x
    x = 10,372,211,193.42/152,071.86
  6. Step 6: Final answer
    x = 68,205.99

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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.