Home / 190,005.15-284,846.75-83,308.24

Finding the Fourth Proportional to 190,005.15, 284,846.75 and 83,308.24

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Solution

The fourth proportional to 190,005.15, 284,846.75 and 83,308.24 is: 124,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,005.15 : 284,846.75 = 83,308.24 : x
  2. Step 2: Convert to fraction form
    190,005.15/284,846.75 = 83,308.24/x
  3. Step 3: Cross multiply
    190,005.15x = 284,846.75 × 83,308.24
  4. Step 4: Simplify right side
    190,005.15x = 23,730,081,412.22
  5. Step 5: Solve for x
    x = 23,730,081,412.22/190,005.15
  6. Step 6: Final answer
    x = 124,891.78

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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.