Home / 219,424.52-302,804.09-118,822.52

Finding the Fourth Proportional to 219,424.52, 302,804.09 and 118,822.52

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Solution

The fourth proportional to 219,424.52, 302,804.09 and 118,822.52 is: 163,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,424.52 : 302,804.09 = 118,822.52 : x
  2. Step 2: Convert to fraction form
    219,424.52/302,804.09 = 118,822.52/x
  3. Step 3: Cross multiply
    219,424.52x = 302,804.09 × 118,822.52
  4. Step 4: Simplify right side
    219,424.52x = 35,979,944,445.99
  5. Step 5: Solve for x
    x = 35,979,944,445.99/219,424.52
  6. Step 6: Final answer
    x = 163,974.13

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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.