Home / 74,259.51-111,344.79-23,636.67

Finding the Fourth Proportional to 74,259.51, 111,344.79 and 23,636.67

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Solution

The fourth proportional to 74,259.51, 111,344.79 and 23,636.67 is: 35,440.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,259.51 : 111,344.79 = 23,636.67 : x
  2. Step 2: Convert to fraction form
    74,259.51/111,344.79 = 23,636.67/x
  3. Step 3: Cross multiply
    74,259.51x = 111,344.79 × 23,636.67
  4. Step 4: Simplify right side
    74,259.51x = 2,631,820,312.00
  5. Step 5: Solve for x
    x = 2,631,820,312.00/74,259.51
  6. Step 6: Final answer
    x = 35,440.85

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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.