Home / 114,999.09-158,700.54-64,012.38

Finding the Fourth Proportional to 114,999.09, 158,700.54 and 64,012.38

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Solution

The fourth proportional to 114,999.09, 158,700.54 and 64,012.38 is: 88,338.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,999.09 : 158,700.54 = 64,012.38 : x
  2. Step 2: Convert to fraction form
    114,999.09/158,700.54 = 64,012.38/x
  3. Step 3: Cross multiply
    114,999.09x = 158,700.54 × 64,012.38
  4. Step 4: Simplify right side
    114,999.09x = 10,158,799,669.44
  5. Step 5: Solve for x
    x = 10,158,799,669.44/114,999.09
  6. Step 6: Final answer
    x = 88,338.09

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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.