Home / 158,888.32-238,336.80-48,080.32

Finding the Fourth Proportional to 158,888.32, 238,336.80 and 48,080.32

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Solution

The fourth proportional to 158,888.32, 238,336.80 and 48,080.32 is: 72,121.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,888.32 : 238,336.80 = 48,080.32 : x
  2. Step 2: Convert to fraction form
    158,888.32/238,336.80 = 48,080.32/x
  3. Step 3: Cross multiply
    158,888.32x = 238,336.80 × 48,080.32
  4. Step 4: Simplify right side
    158,888.32x = 11,459,309,611.78
  5. Step 5: Solve for x
    x = 11,459,309,611.78/158,888.32
  6. Step 6: Final answer
    x = 72,121.79

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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.