Home / 45,551.64-68,327.43-14,386.89

Finding the Fourth Proportional to 45,551.64, 68,327.43 and 14,386.89

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Solution

The fourth proportional to 45,551.64, 68,327.43 and 14,386.89 is: 21,580.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,551.64 : 68,327.43 = 14,386.89 : x
  2. Step 2: Convert to fraction form
    45,551.64/68,327.43 = 14,386.89/x
  3. Step 3: Cross multiply
    45,551.64x = 68,327.43 × 14,386.89
  4. Step 4: Simplify right side
    45,551.64x = 983,019,219.39
  5. Step 5: Solve for x
    x = 983,019,219.39/45,551.64
  6. Step 6: Final answer
    x = 21,580.33

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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.