Home / 163,823.37-245,527.26-73,770

Finding the Fourth Proportional to 163,823.37, 245,527.26 and 73,770

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Solution

The fourth proportional to 163,823.37, 245,527.26 and 73,770 is: 110,561.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,823.37 : 245,527.26 = 73,770 : x
  2. Step 2: Convert to fraction form
    163,823.37/245,527.26 = 73,770/x
  3. Step 3: Cross multiply
    163,823.37x = 245,527.26 × 73,770
  4. Step 4: Simplify right side
    163,823.37x = 18,112,545,970.20
  5. Step 5: Solve for x
    x = 18,112,545,970.20/163,823.37
  6. Step 6: Final answer
    x = 110,561.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.