Home / 219,323.22-302,663.43-123,833.94

Finding the Fourth Proportional to 219,323.22, 302,663.43 and 123,833.94

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Solution

The fourth proportional to 219,323.22, 302,663.43 and 123,833.94 is: 170,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,323.22 : 302,663.43 = 123,833.94 : x
  2. Step 2: Convert to fraction form
    219,323.22/302,663.43 = 123,833.94/x
  3. Step 3: Cross multiply
    219,323.22x = 302,663.43 × 123,833.94
  4. Step 4: Simplify right side
    219,323.22x = 37,480,005,030.81
  5. Step 5: Solve for x
    x = 37,480,005,030.81/219,323.22
  6. Step 6: Final answer
    x = 170,889.36

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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.