Home / 158,863.32-238,356.72-70,054.20

Finding the Fourth Proportional to 158,863.32, 238,356.72 and 70,054.20

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Solution

The fourth proportional to 158,863.32, 238,356.72 and 70,054.20 is: 105,108.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,863.32 : 238,356.72 = 70,054.20 : x
  2. Step 2: Convert to fraction form
    158,863.32/238,356.72 = 70,054.20/x
  3. Step 3: Cross multiply
    158,863.32x = 238,356.72 × 70,054.20
  4. Step 4: Simplify right side
    158,863.32x = 16,697,889,334.22
  5. Step 5: Solve for x
    x = 16,697,889,334.22/158,863.32
  6. Step 6: Final answer
    x = 105,108.53

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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.