Home / 106,855.92-147,449.16-59,102.64

Finding the Fourth Proportional to 106,855.92, 147,449.16 and 59,102.64

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Solution

The fourth proportional to 106,855.92, 147,449.16 and 59,102.64 is: 81,555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,855.92 : 147,449.16 = 59,102.64 : x
  2. Step 2: Convert to fraction form
    106,855.92/147,449.16 = 59,102.64/x
  3. Step 3: Cross multiply
    106,855.92x = 147,449.16 × 59,102.64
  4. Step 4: Simplify right side
    106,855.92x = 8,714,634,621.78
  5. Step 5: Solve for x
    x = 8,714,634,621.78/106,855.92
  6. Step 6: Final answer
    x = 81,555.00

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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.