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Finding the Fourth Proportional to 124,605.52, 186,869.07 and 40,346.22

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Solution

The fourth proportional to 124,605.52, 186,869.07 and 40,346.22 is: 60,506.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,605.52 : 186,869.07 = 40,346.22 : x
  2. Step 2: Convert to fraction form
    124,605.52/186,869.07 = 40,346.22/x
  3. Step 3: Cross multiply
    124,605.52x = 186,869.07 × 40,346.22
  4. Step 4: Simplify right side
    124,605.52x = 7,539,460,624.84
  5. Step 5: Solve for x
    x = 7,539,460,624.84/124,605.52
  6. Step 6: Final answer
    x = 60,506.63

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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.