Home / 158,947.20-238,334.40-65,462.40

Finding the Fourth Proportional to 158,947.20, 238,334.40 and 65,462.40

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Solution

The fourth proportional to 158,947.20, 238,334.40 and 65,462.40 is: 98,158.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,947.20 : 238,334.40 = 65,462.40 : x
  2. Step 2: Convert to fraction form
    158,947.20/238,334.40 = 65,462.40/x
  3. Step 3: Cross multiply
    158,947.20x = 238,334.40 × 65,462.40
  4. Step 4: Simplify right side
    158,947.20x = 15,601,941,826.56
  5. Step 5: Solve for x
    x = 15,601,941,826.56/158,947.20
  6. Step 6: Final answer
    x = 98,158.02

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1.5x scale

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.