Home / 148,686.75-205,051.59-97,679.25

Finding the Fourth Proportional to 148,686.75, 205,051.59 and 97,679.25

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Solution

The fourth proportional to 148,686.75, 205,051.59 and 97,679.25 is: 134,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,686.75 : 205,051.59 = 97,679.25 : x
  2. Step 2: Convert to fraction form
    148,686.75/205,051.59 = 97,679.25/x
  3. Step 3: Cross multiply
    148,686.75x = 205,051.59 × 97,679.25
  4. Step 4: Simplify right side
    148,686.75x = 20,029,285,522.51
  5. Step 5: Solve for x
    x = 20,029,285,522.51/148,686.75
  6. Step 6: Final answer
    x = 134,707.94

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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.