Home / 187,169.04-258,298.38-114,570.45

Finding the Fourth Proportional to 187,169.04, 258,298.38 and 114,570.45

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Solution

The fourth proportional to 187,169.04, 258,298.38 and 114,570.45 is: 158,110.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,169.04 : 258,298.38 = 114,570.45 : x
  2. Step 2: Convert to fraction form
    187,169.04/258,298.38 = 114,570.45/x
  3. Step 3: Cross multiply
    187,169.04x = 258,298.38 × 114,570.45
  4. Step 4: Simplify right side
    187,169.04x = 29,593,361,630.87
  5. Step 5: Solve for x
    x = 29,593,361,630.87/187,169.04
  6. Step 6: Final answer
    x = 158,110.35

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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.