Home / 302,581.36-417,558.54-166,612.42

Finding the Fourth Proportional to 302,581.36, 417,558.54 and 166,612.42

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Solution

The fourth proportional to 302,581.36, 417,558.54 and 166,612.42 is: 229,923.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,581.36 : 417,558.54 = 166,612.42 : x
  2. Step 2: Convert to fraction form
    302,581.36/417,558.54 = 166,612.42/x
  3. Step 3: Cross multiply
    302,581.36x = 417,558.54 × 166,612.42
  4. Step 4: Simplify right side
    302,581.36x = 69,570,438,841.07
  5. Step 5: Solve for x
    x = 69,570,438,841.07/302,581.36
  6. Step 6: Final answer
    x = 229,923.08

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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.