Home / 115,830.70-173,858.40-55,901.37

Finding the Fourth Proportional to 115,830.70, 173,858.40 and 55,901.37

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Solution

The fourth proportional to 115,830.70, 173,858.40 and 55,901.37 is: 83,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,830.70 : 173,858.40 = 55,901.37 : x
  2. Step 2: Convert to fraction form
    115,830.70/173,858.40 = 55,901.37/x
  3. Step 3: Cross multiply
    115,830.70x = 173,858.40 × 55,901.37
  4. Step 4: Simplify right side
    115,830.70x = 9,718,922,746.01
  5. Step 5: Solve for x
    x = 9,718,922,746.01/115,830.70
  6. Step 6: Final answer
    x = 83,906.28

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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.