Home / 237,643.44-327,947.76-130,220.16

Finding the Fourth Proportional to 237,643.44, 327,947.76 and 130,220.16

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Solution

The fourth proportional to 237,643.44, 327,947.76 and 130,220.16 is: 179,703.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,643.44 : 327,947.76 = 130,220.16 : x
  2. Step 2: Convert to fraction form
    237,643.44/327,947.76 = 130,220.16/x
  3. Step 3: Cross multiply
    237,643.44x = 327,947.76 × 130,220.16
  4. Step 4: Simplify right side
    237,643.44x = 42,705,409,778.84
  5. Step 5: Solve for x
    x = 42,705,409,778.84/237,643.44
  6. Step 6: Final answer
    x = 179,703.72

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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.