Home / 201,943.55-302,969.85-61,698.35

Finding the Fourth Proportional to 201,943.55, 302,969.85 and 61,698.35

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Solution

The fourth proportional to 201,943.55, 302,969.85 and 61,698.35 is: 92,564.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,943.55 : 302,969.85 = 61,698.35 : x
  2. Step 2: Convert to fraction form
    201,943.55/302,969.85 = 61,698.35/x
  3. Step 3: Cross multiply
    201,943.55x = 302,969.85 × 61,698.35
  4. Step 4: Simplify right side
    201,943.55x = 18,692,739,844.75
  5. Step 5: Solve for x
    x = 18,692,739,844.75/201,943.55
  6. Step 6: Final answer
    x = 92,564.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.