Home / 177,561.67-245,042.31-102,110.17

Finding the Fourth Proportional to 177,561.67, 245,042.31 and 102,110.17

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Solution

The fourth proportional to 177,561.67, 245,042.31 and 102,110.17 is: 140,916.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,561.67 : 245,042.31 = 102,110.17 : x
  2. Step 2: Convert to fraction form
    177,561.67/245,042.31 = 102,110.17/x
  3. Step 3: Cross multiply
    177,561.67x = 245,042.31 × 102,110.17
  4. Step 4: Simplify right side
    177,561.67x = 25,021,311,931.29
  5. Step 5: Solve for x
    x = 25,021,311,931.29/177,561.67
  6. Step 6: Final answer
    x = 140,916.18

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1.5x scale

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.