Home / 190,376.64-285,579.12-57,246.24

Finding the Fourth Proportional to 190,376.64, 285,579.12 and 57,246.24

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Solution

The fourth proportional to 190,376.64, 285,579.12 and 57,246.24 is: 85,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,376.64 : 285,579.12 = 57,246.24 : x
  2. Step 2: Convert to fraction form
    190,376.64/285,579.12 = 57,246.24/x
  3. Step 3: Cross multiply
    190,376.64x = 285,579.12 × 57,246.24
  4. Step 4: Simplify right side
    190,376.64x = 16,348,330,842.51
  5. Step 5: Solve for x
    x = 16,348,330,842.51/190,376.64
  6. Step 6: Final answer
    x = 85,873.62

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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.