Home / 94,013.06-129,739.80-57,696.32

Finding the Fourth Proportional to 94,013.06, 129,739.80 and 57,696.32

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Solution

The fourth proportional to 94,013.06, 129,739.80 and 57,696.32 is: 79,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,013.06 : 129,739.80 = 57,696.32 : x
  2. Step 2: Convert to fraction form
    94,013.06/129,739.80 = 57,696.32/x
  3. Step 3: Cross multiply
    94,013.06x = 129,739.80 × 57,696.32
  4. Step 4: Simplify right side
    94,013.06x = 7,485,509,017.54
  5. Step 5: Solve for x
    x = 7,485,509,017.54/94,013.06
  6. Step 6: Final answer
    x = 79,622.01

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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.