Home / 94,284.38-130,112.44-56,570.78

Finding the Fourth Proportional to 94,284.38, 130,112.44 and 56,570.78

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Solution

The fourth proportional to 94,284.38, 130,112.44 and 56,570.78 is: 78,067.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,284.38 : 130,112.44 = 56,570.78 : x
  2. Step 2: Convert to fraction form
    94,284.38/130,112.44 = 56,570.78/x
  3. Step 3: Cross multiply
    94,284.38x = 130,112.44 × 56,570.78
  4. Step 4: Simplify right side
    94,284.38x = 7,360,561,426.51
  5. Step 5: Solve for x
    x = 7,360,561,426.51/94,284.38
  6. Step 6: Final answer
    x = 78,067.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.