Home / 45,665.46-68,488.07-14,070.33

Finding the Fourth Proportional to 45,665.46, 68,488.07 and 14,070.33

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Solution

The fourth proportional to 45,665.46, 68,488.07 and 14,070.33 is: 21,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,665.46 : 68,488.07 = 14,070.33 : x
  2. Step 2: Convert to fraction form
    45,665.46/68,488.07 = 14,070.33/x
  3. Step 3: Cross multiply
    45,665.46x = 68,488.07 × 14,070.33
  4. Step 4: Simplify right side
    45,665.46x = 963,649,675.61
  5. Step 5: Solve for x
    x = 963,649,675.61/45,665.46
  6. Step 6: Final answer
    x = 21,102.38

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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.