Home / 147,852.54-204,036.56-79,869.51

Finding the Fourth Proportional to 147,852.54, 204,036.56 and 79,869.51

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Solution

The fourth proportional to 147,852.54, 204,036.56 and 79,869.51 is: 110,219.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,852.54 : 204,036.56 = 79,869.51 : x
  2. Step 2: Convert to fraction form
    147,852.54/204,036.56 = 79,869.51/x
  3. Step 3: Cross multiply
    147,852.54x = 204,036.56 × 79,869.51
  4. Step 4: Simplify right side
    147,852.54x = 16,296,300,069.29
  5. Step 5: Solve for x
    x = 16,296,300,069.29/147,852.54
  6. Step 6: Final answer
    x = 110,219.95

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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.