Home / 194,297.16-290,842.02-105,330

Finding the Fourth Proportional to 194,297.16, 290,842.02 and 105,330

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Solution

The fourth proportional to 194,297.16, 290,842.02 and 105,330 is: 157,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,297.16 : 290,842.02 = 105,330 : x
  2. Step 2: Convert to fraction form
    194,297.16/290,842.02 = 105,330/x
  3. Step 3: Cross multiply
    194,297.16x = 290,842.02 × 105,330
  4. Step 4: Simplify right side
    194,297.16x = 30,634,389,966.60
  5. Step 5: Solve for x
    x = 30,634,389,966.60/194,297.16
  6. Step 6: Final answer
    x = 157,667.72

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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.