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Finding the Fourth Proportional to 183,605.04, 275,329.80 and 65,306.16

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Solution

The fourth proportional to 183,605.04, 275,329.80 and 65,306.16 is: 97,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,605.04 : 275,329.80 = 65,306.16 : x
  2. Step 2: Convert to fraction form
    183,605.04/275,329.80 = 65,306.16/x
  3. Step 3: Cross multiply
    183,605.04x = 275,329.80 × 65,306.16
  4. Step 4: Simplify right side
    183,605.04x = 17,980,731,971.57
  5. Step 5: Solve for x
    x = 17,980,731,971.57/183,605.04
  6. Step 6: Final answer
    x = 97,931.58

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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.