Home / 158,621.93-218,822.81-94,947.42

Finding the Fourth Proportional to 158,621.93, 218,822.81 and 94,947.42

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Solution

The fourth proportional to 158,621.93, 218,822.81 and 94,947.42 is: 130,982.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,621.93 : 218,822.81 = 94,947.42 : x
  2. Step 2: Convert to fraction form
    158,621.93/218,822.81 = 94,947.42/x
  3. Step 3: Cross multiply
    158,621.93x = 218,822.81 × 94,947.42
  4. Step 4: Simplify right side
    158,621.93x = 20,776,660,771.91
  5. Step 5: Solve for x
    x = 20,776,660,771.91/158,621.93
  6. Step 6: Final answer
    x = 130,982.28

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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.