Home / 45,160.64-67,716.08-15,554.06

Finding the Fourth Proportional to 45,160.64, 67,716.08 and 15,554.06

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Solution

The fourth proportional to 45,160.64, 67,716.08 and 15,554.06 is: 23,322.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,160.64 : 67,716.08 = 15,554.06 : x
  2. Step 2: Convert to fraction form
    45,160.64/67,716.08 = 15,554.06/x
  3. Step 3: Cross multiply
    45,160.64x = 67,716.08 × 15,554.06
  4. Step 4: Simplify right side
    45,160.64x = 1,053,259,893.51
  5. Step 5: Solve for x
    x = 1,053,259,893.51/45,160.64
  6. Step 6: Final answer
    x = 23,322.52

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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.