Home / 118,883.06-164,075.42-73,575.66

Finding the Fourth Proportional to 118,883.06, 164,075.42 and 73,575.66

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Solution

The fourth proportional to 118,883.06, 164,075.42 and 73,575.66 is: 101,544.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,883.06 : 164,075.42 = 73,575.66 : x
  2. Step 2: Convert to fraction form
    118,883.06/164,075.42 = 73,575.66/x
  3. Step 3: Cross multiply
    118,883.06x = 164,075.42 × 73,575.66
  4. Step 4: Simplify right side
    118,883.06x = 12,071,957,316.28
  5. Step 5: Solve for x
    x = 12,071,957,316.28/118,883.06
  6. Step 6: Final answer
    x = 101,544.81

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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.