Home / 152,601.68-228,670.14-77,609.45

Finding the Fourth Proportional to 152,601.68, 228,670.14 and 77,609.45

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Solution

The fourth proportional to 152,601.68, 228,670.14 and 77,609.45 is: 116,295.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,601.68 : 228,670.14 = 77,609.45 : x
  2. Step 2: Convert to fraction form
    152,601.68/228,670.14 = 77,609.45/x
  3. Step 3: Cross multiply
    152,601.68x = 228,670.14 × 77,609.45
  4. Step 4: Simplify right side
    152,601.68x = 17,746,962,653.47
  5. Step 5: Solve for x
    x = 17,746,962,653.47/152,601.68
  6. Step 6: Final answer
    x = 116,295.99

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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.