Home / 141,533.07-195,314.14-77,004.27

Finding the Fourth Proportional to 141,533.07, 195,314.14 and 77,004.27

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Solution

The fourth proportional to 141,533.07, 195,314.14 and 77,004.27 is: 106,265.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,533.07 : 195,314.14 = 77,004.27 : x
  2. Step 2: Convert to fraction form
    141,533.07/195,314.14 = 77,004.27/x
  3. Step 3: Cross multiply
    141,533.07x = 195,314.14 × 77,004.27
  4. Step 4: Simplify right side
    141,533.07x = 15,040,022,434.48
  5. Step 5: Solve for x
    x = 15,040,022,434.48/141,533.07
  6. Step 6: Final answer
    x = 106,265.07

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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.