Home / 118,870.61-164,058.26-73,563.19

Finding the Fourth Proportional to 118,870.61, 164,058.26 and 73,563.19

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Solution

The fourth proportional to 118,870.61, 164,058.26 and 73,563.19 is: 101,527.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,870.61 : 164,058.26 = 73,563.19 : x
  2. Step 2: Convert to fraction form
    118,870.61/164,058.26 = 73,563.19/x
  3. Step 3: Cross multiply
    118,870.61x = 164,058.26 × 73,563.19
  4. Step 4: Simplify right side
    118,870.61x = 12,068,648,173.49
  5. Step 5: Solve for x
    x = 12,068,648,173.49/118,870.61
  6. Step 6: Final answer
    x = 101,527.61

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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.