Home / 158,036.08-218,087.76-94,458.64

Finding the Fourth Proportional to 158,036.08, 218,087.76 and 94,458.64

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Solution

The fourth proportional to 158,036.08, 218,087.76 and 94,458.64 is: 130,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,036.08 : 218,087.76 = 94,458.64 : x
  2. Step 2: Convert to fraction form
    158,036.08/218,087.76 = 94,458.64/x
  3. Step 3: Cross multiply
    158,036.08x = 218,087.76 × 94,458.64
  4. Step 4: Simplify right side
    158,036.08x = 20,600,273,210.25
  5. Step 5: Solve for x
    x = 20,600,273,210.25/158,036.08
  6. Step 6: Final answer
    x = 130,351.71

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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.