Home / 358,429.82-537,516.66-118,499.43

Finding the Fourth Proportional to 358,429.82, 537,516.66 and 118,499.43

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Solution

The fourth proportional to 358,429.82, 537,516.66 and 118,499.43 is: 177,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,429.82 : 537,516.66 = 118,499.43 : x
  2. Step 2: Convert to fraction form
    358,429.82/537,516.66 = 118,499.43/x
  3. Step 3: Cross multiply
    358,429.82x = 537,516.66 × 118,499.43
  4. Step 4: Simplify right side
    358,429.82x = 63,695,417,825.50
  5. Step 5: Solve for x
    x = 63,695,417,825.50/358,429.82
  6. Step 6: Final answer
    x = 177,706.81

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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.