Home / 55,986.01-77,260.70-30,835.51

Finding the Fourth Proportional to 55,986.01, 77,260.70 and 30,835.51

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Solution

The fourth proportional to 55,986.01, 77,260.70 and 30,835.51 is: 42,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,986.01 : 77,260.70 = 30,835.51 : x
  2. Step 2: Convert to fraction form
    55,986.01/77,260.70 = 30,835.51/x
  3. Step 3: Cross multiply
    55,986.01x = 77,260.70 × 30,835.51
  4. Step 4: Simplify right side
    55,986.01x = 2,382,373,232.54
  5. Step 5: Solve for x
    x = 2,382,373,232.54/55,986.01
  6. Step 6: Final answer
    x = 42,553.01

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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.