Home / 148,575.47-204,984.29-84,868.16

Finding the Fourth Proportional to 148,575.47, 204,984.29 and 84,868.16

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Solution

The fourth proportional to 148,575.47, 204,984.29 and 84,868.16 is: 117,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,575.47 : 204,984.29 = 84,868.16 : x
  2. Step 2: Convert to fraction form
    148,575.47/204,984.29 = 84,868.16/x
  3. Step 3: Cross multiply
    148,575.47x = 204,984.29 × 84,868.16
  4. Step 4: Simplify right side
    148,575.47x = 17,396,639,096.87
  5. Step 5: Solve for x
    x = 17,396,639,096.87/148,575.47
  6. Step 6: Final answer
    x = 117,089.58

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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.