Home / 211,480.16-317,303.26-93,068.43

Finding the Fourth Proportional to 211,480.16, 317,303.26 and 93,068.43

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Solution

The fourth proportional to 211,480.16, 317,303.26 and 93,068.43 is: 139,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,480.16 : 317,303.26 = 93,068.43 : x
  2. Step 2: Convert to fraction form
    211,480.16/317,303.26 = 93,068.43/x
  3. Step 3: Cross multiply
    211,480.16x = 317,303.26 × 93,068.43
  4. Step 4: Simplify right side
    211,480.16x = 29,530,916,604.35
  5. Step 5: Solve for x
    x = 29,530,916,604.35/211,480.16
  6. Step 6: Final answer
    x = 139,639.19

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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.