Home / 302,180.67-417,010.23-166,228.56

Finding the Fourth Proportional to 302,180.67, 417,010.23 and 166,228.56

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Solution

The fourth proportional to 302,180.67, 417,010.23 and 166,228.56 is: 229,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,180.67 : 417,010.23 = 166,228.56 : x
  2. Step 2: Convert to fraction form
    302,180.67/417,010.23 = 166,228.56/x
  3. Step 3: Cross multiply
    302,180.67x = 417,010.23 × 166,228.56
  4. Step 4: Simplify right side
    302,180.67x = 69,319,010,038.17
  5. Step 5: Solve for x
    x = 69,319,010,038.17/302,180.67
  6. Step 6: Final answer
    x = 229,395.91

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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.