Home / 40,589.34-60,890.07-12,507.04

Finding the Fourth Proportional to 40,589.34, 60,890.07 and 12,507.04

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Solution

The fourth proportional to 40,589.34, 60,890.07 and 12,507.04 is: 18,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,589.34 : 60,890.07 = 12,507.04 : x
  2. Step 2: Convert to fraction form
    40,589.34/60,890.07 = 12,507.04/x
  3. Step 3: Cross multiply
    40,589.34x = 60,890.07 × 12,507.04
  4. Step 4: Simplify right side
    40,589.34x = 761,554,541.09
  5. Step 5: Solve for x
    x = 761,554,541.09/40,589.34
  6. Step 6: Final answer
    x = 18,762.43

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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.