Home / 190,849.60-286,274.40-175,643.20

Finding the Fourth Proportional to 190,849.60, 286,274.40 and 175,643.20

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Solution

The fourth proportional to 190,849.60, 286,274.40 and 175,643.20 is: 263,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,849.60 : 286,274.40 = 175,643.20 : x
  2. Step 2: Convert to fraction form
    190,849.60/286,274.40 = 175,643.20/x
  3. Step 3: Cross multiply
    190,849.60x = 286,274.40 × 175,643.20
  4. Step 4: Simplify right side
    190,849.60x = 50,282,151,694.08
  5. Step 5: Solve for x
    x = 50,282,151,694.08/190,849.60
  6. Step 6: Final answer
    x = 263,464.80

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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.