Home / 158,840.32-238,260.57-99,717.51

Finding the Fourth Proportional to 158,840.32, 238,260.57 and 99,717.51

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Solution

The fourth proportional to 158,840.32, 238,260.57 and 99,717.51 is: 149,576.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,840.32 : 238,260.57 = 99,717.51 : x
  2. Step 2: Convert to fraction form
    158,840.32/238,260.57 = 99,717.51/x
  3. Step 3: Cross multiply
    158,840.32x = 238,260.57 × 99,717.51
  4. Step 4: Simplify right side
    158,840.32x = 23,758,750,272.99
  5. Step 5: Solve for x
    x = 23,758,750,272.99/158,840.32
  6. Step 6: Final answer
    x = 149,576.32

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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.