Home / 190,187.01-262,455.75-104,145.03

Finding the Fourth Proportional to 190,187.01, 262,455.75 and 104,145.03

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Solution

The fourth proportional to 190,187.01, 262,455.75 and 104,145.03 is: 143,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,187.01 : 262,455.75 = 104,145.03 : x
  2. Step 2: Convert to fraction form
    190,187.01/262,455.75 = 104,145.03/x
  3. Step 3: Cross multiply
    190,187.01x = 262,455.75 × 104,145.03
  4. Step 4: Simplify right side
    190,187.01x = 27,333,461,957.42
  5. Step 5: Solve for x
    x = 27,333,461,957.42/190,187.01
  6. Step 6: Final answer
    x = 143,718.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.