Home / 177,768.18-245,483.78-114,216.71

Finding the Fourth Proportional to 177,768.18, 245,483.78 and 114,216.71

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Solution

The fourth proportional to 177,768.18, 245,483.78 and 114,216.71 is: 157,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,768.18 : 245,483.78 = 114,216.71 : x
  2. Step 2: Convert to fraction form
    177,768.18/245,483.78 = 114,216.71/x
  3. Step 3: Cross multiply
    177,768.18x = 245,483.78 × 114,216.71
  4. Step 4: Simplify right side
    177,768.18x = 28,038,347,911.46
  5. Step 5: Solve for x
    x = 28,038,347,911.46/177,768.18
  6. Step 6: Final answer
    x = 157,724.22

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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.