Home / 61,141.04-84,392.64-39,923.60

Finding the Fourth Proportional to 61,141.04, 84,392.64 and 39,923.60

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Solution

The fourth proportional to 61,141.04, 84,392.64 and 39,923.60 is: 55,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,141.04 : 84,392.64 = 39,923.60 : x
  2. Step 2: Convert to fraction form
    61,141.04/84,392.64 = 39,923.60/x
  3. Step 3: Cross multiply
    61,141.04x = 84,392.64 × 39,923.60
  4. Step 4: Simplify right side
    61,141.04x = 3,369,258,002.30
  5. Step 5: Solve for x
    x = 3,369,258,002.30/61,141.04
  6. Step 6: Final answer
    x = 55,106.32

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.