Home / 190,849.10-286,273.65-186,475.10

Finding the Fourth Proportional to 190,849.10, 286,273.65 and 186,475.10

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Solution

The fourth proportional to 190,849.10, 286,273.65 and 186,475.10 is: 279,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,849.10 : 286,273.65 = 186,475.10 : x
  2. Step 2: Convert to fraction form
    190,849.10/286,273.65 = 186,475.10/x
  3. Step 3: Cross multiply
    190,849.10x = 286,273.65 × 186,475.10
  4. Step 4: Simplify right side
    190,849.10x = 53,382,907,511.12
  5. Step 5: Solve for x
    x = 53,382,907,511.12/190,849.10
  6. Step 6: Final answer
    x = 279,712.65

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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.