Home / 45,720.90-68,558.67-14,552.10

Finding the Fourth Proportional to 45,720.90, 68,558.67 and 14,552.10

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Solution

The fourth proportional to 45,720.90, 68,558.67 and 14,552.10 is: 21,820.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,720.90 : 68,558.67 = 14,552.10 : x
  2. Step 2: Convert to fraction form
    45,720.90/68,558.67 = 14,552.10/x
  3. Step 3: Cross multiply
    45,720.90x = 68,558.67 × 14,552.10
  4. Step 4: Simplify right side
    45,720.90x = 997,672,621.71
  5. Step 5: Solve for x
    x = 997,672,621.71/45,720.90
  6. Step 6: Final answer
    x = 21,820.93

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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.