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Finding the Fourth Proportional to 201,503.40, 302,272.02 and 61,263.24

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Solution

The fourth proportional to 201,503.40, 302,272.02 and 61,263.24 is: 91,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,503.40 : 302,272.02 = 61,263.24 : x
  2. Step 2: Convert to fraction form
    201,503.40/302,272.02 = 61,263.24/x
  3. Step 3: Cross multiply
    201,503.40x = 302,272.02 × 61,263.24
  4. Step 4: Simplify right side
    201,503.40x = 18,518,163,306.54
  5. Step 5: Solve for x
    x = 18,518,163,306.54/201,503.40
  6. Step 6: Final answer
    x = 91,900.00

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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.