Home / 158,905.92-238,384.80-48,072

Finding the Fourth Proportional to 158,905.92, 238,384.80 and 48,072

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Solution

The fourth proportional to 158,905.92, 238,384.80 and 48,072 is: 72,115.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,905.92 : 238,384.80 = 48,072 : x
  2. Step 2: Convert to fraction form
    158,905.92/238,384.80 = 48,072/x
  3. Step 3: Cross multiply
    158,905.92x = 238,384.80 × 48,072
  4. Step 4: Simplify right side
    158,905.92x = 11,459,634,105.60
  5. Step 5: Solve for x
    x = 11,459,634,105.60/158,905.92
  6. Step 6: Final answer
    x = 72,115.84

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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.