Home / 45,814.01-68,725.11-12,534.25

Finding the Fourth Proportional to 45,814.01, 68,725.11 and 12,534.25

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Solution

The fourth proportional to 45,814.01, 68,725.11 and 12,534.25 is: 18,802.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814.01 : 68,725.11 = 12,534.25 : x
  2. Step 2: Convert to fraction form
    45,814.01/68,725.11 = 12,534.25/x
  3. Step 3: Cross multiply
    45,814.01x = 68,725.11 × 12,534.25
  4. Step 4: Simplify right side
    45,814.01x = 861,417,303.72
  5. Step 5: Solve for x
    x = 861,417,303.72/45,814.01
  6. Step 6: Final answer
    x = 18,802.49

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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.