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Finding the Fourth Proportional to 124,855.50, 187,283.25 and 37,303.50

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Solution

The fourth proportional to 124,855.50, 187,283.25 and 37,303.50 is: 55,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,855.50 : 187,283.25 = 37,303.50 : x
  2. Step 2: Convert to fraction form
    124,855.50/187,283.25 = 37,303.50/x
  3. Step 3: Cross multiply
    124,855.50x = 187,283.25 × 37,303.50
  4. Step 4: Simplify right side
    124,855.50x = 6,986,320,716.38
  5. Step 5: Solve for x
    x = 6,986,320,716.38/124,855.50
  6. Step 6: Final answer
    x = 55,955.25

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1.5x scale

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.