Home / 177,828.36-245,492.34-137,450.94

Finding the Fourth Proportional to 177,828.36, 245,492.34 and 137,450.94

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Solution

The fourth proportional to 177,828.36, 245,492.34 and 137,450.94 is: 189,751.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,828.36 : 245,492.34 = 137,450.94 : x
  2. Step 2: Convert to fraction form
    177,828.36/245,492.34 = 137,450.94/x
  3. Step 3: Cross multiply
    177,828.36x = 245,492.34 × 137,450.94
  4. Step 4: Simplify right side
    177,828.36x = 33,743,152,895.80
  5. Step 5: Solve for x
    x = 33,743,152,895.80/177,828.36
  6. Step 6: Final answer
    x = 189,751.25

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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.