Home / 177,718.86-245,212.52-102,267.36

Finding the Fourth Proportional to 177,718.86, 245,212.52 and 102,267.36

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Solution

The fourth proportional to 177,718.86, 245,212.52 and 102,267.36 is: 141,106.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,718.86 : 245,212.52 = 102,267.36 : x
  2. Step 2: Convert to fraction form
    177,718.86/245,212.52 = 102,267.36/x
  3. Step 3: Cross multiply
    177,718.86x = 245,212.52 × 102,267.36
  4. Step 4: Simplify right side
    177,718.86x = 25,077,236,548.01
  5. Step 5: Solve for x
    x = 25,077,236,548.01/177,718.86
  6. Step 6: Final answer
    x = 141,106.22

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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.