Home / 190,975.72-286,362.76-64,572.52

Finding the Fourth Proportional to 190,975.72, 286,362.76 and 64,572.52

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Solution

The fourth proportional to 190,975.72, 286,362.76 and 64,572.52 is: 96,824.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,975.72 : 286,362.76 = 64,572.52 : x
  2. Step 2: Convert to fraction form
    190,975.72/286,362.76 = 64,572.52/x
  3. Step 3: Cross multiply
    190,975.72x = 286,362.76 × 64,572.52
  4. Step 4: Simplify right side
    190,975.72x = 18,491,165,047.36
  5. Step 5: Solve for x
    x = 18,491,165,047.36/190,975.72
  6. Step 6: Final answer
    x = 96,824.69

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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.