Home / 189,004.06-283,514.01-70,663.42

Finding the Fourth Proportional to 189,004.06, 283,514.01 and 70,663.42

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Solution

The fourth proportional to 189,004.06, 283,514.01 and 70,663.42 is: 105,998.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,004.06 : 283,514.01 = 70,663.42 : x
  2. Step 2: Convert to fraction form
    189,004.06/283,514.01 = 70,663.42/x
  3. Step 3: Cross multiply
    189,004.06x = 283,514.01 × 70,663.42
  4. Step 4: Simplify right side
    189,004.06x = 20,034,069,564.51
  5. Step 5: Solve for x
    x = 20,034,069,564.51/189,004.06
  6. Step 6: Final answer
    x = 105,998.09

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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.