Home / 148,307.16-204,424.44-115,984.56

Finding the Fourth Proportional to 148,307.16, 204,424.44 and 115,984.56

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Solution

The fourth proportional to 148,307.16, 204,424.44 and 115,984.56 is: 159,871.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,307.16 : 204,424.44 = 115,984.56 : x
  2. Step 2: Convert to fraction form
    148,307.16/204,424.44 = 115,984.56/x
  3. Step 3: Cross multiply
    148,307.16x = 204,424.44 × 115,984.56
  4. Step 4: Simplify right side
    148,307.16x = 23,710,078,726.65
  5. Step 5: Solve for x
    x = 23,710,078,726.65/148,307.16
  6. Step 6: Final answer
    x = 159,871.44

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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.