Home / 77,824.58-116,516.55-60,497.06

Finding the Fourth Proportional to 77,824.58, 116,516.55 and 60,497.06

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Solution

The fourth proportional to 77,824.58, 116,516.55 and 60,497.06 is: 90,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,824.58 : 116,516.55 = 60,497.06 : x
  2. Step 2: Convert to fraction form
    77,824.58/116,516.55 = 60,497.06/x
  3. Step 3: Cross multiply
    77,824.58x = 116,516.55 × 60,497.06
  4. Step 4: Simplify right side
    77,824.58x = 7,048,908,716.34
  5. Step 5: Solve for x
    x = 7,048,908,716.34/77,824.58
  6. Step 6: Final answer
    x = 90,574.32

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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.