Home / 45,566.55-68,359.95-13,981.01

Finding the Fourth Proportional to 45,566.55, 68,359.95 and 13,981.01

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Solution

The fourth proportional to 45,566.55, 68,359.95 and 13,981.01 is: 20,974.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,566.55 : 68,359.95 = 13,981.01 : x
  2. Step 2: Convert to fraction form
    45,566.55/68,359.95 = 13,981.01/x
  3. Step 3: Cross multiply
    45,566.55x = 68,359.95 × 13,981.01
  4. Step 4: Simplify right side
    45,566.55x = 955,740,802.75
  5. Step 5: Solve for x
    x = 955,740,802.75/45,566.55
  6. Step 6: Final answer
    x = 20,974.61

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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.