Home / 168,636.36-232,709.04-93,180

Finding the Fourth Proportional to 168,636.36, 232,709.04 and 93,180

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Solution

The fourth proportional to 168,636.36, 232,709.04 and 93,180 is: 128,583.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,636.36 : 232,709.04 = 93,180 : x
  2. Step 2: Convert to fraction form
    168,636.36/232,709.04 = 93,180/x
  3. Step 3: Cross multiply
    168,636.36x = 232,709.04 × 93,180
  4. Step 4: Simplify right side
    168,636.36x = 21,683,828,347.20
  5. Step 5: Solve for x
    x = 21,683,828,347.20/168,636.36
  6. Step 6: Final answer
    x = 128,583.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.