Home / 74,225.06-111,336.64-18,065.26

Finding the Fourth Proportional to 74,225.06, 111,336.64 and 18,065.26

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Solution

The fourth proportional to 74,225.06, 111,336.64 and 18,065.26 is: 27,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,225.06 : 111,336.64 = 18,065.26 : x
  2. Step 2: Convert to fraction form
    74,225.06/111,336.64 = 18,065.26/x
  3. Step 3: Cross multiply
    74,225.06x = 111,336.64 × 18,065.26
  4. Step 4: Simplify right side
    74,225.06x = 2,011,325,349.13
  5. Step 5: Solve for x
    x = 2,011,325,349.13/74,225.06
  6. Step 6: Final answer
    x = 27,097.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.