Home / 76,133.46-114,200.22-23,541.78

Finding the Fourth Proportional to 76,133.46, 114,200.22 and 23,541.78

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Solution

The fourth proportional to 76,133.46, 114,200.22 and 23,541.78 is: 35,312.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,133.46 : 114,200.22 = 23,541.78 : x
  2. Step 2: Convert to fraction form
    76,133.46/114,200.22 = 23,541.78/x
  3. Step 3: Cross multiply
    76,133.46x = 114,200.22 × 23,541.78
  4. Step 4: Simplify right side
    76,133.46x = 2,688,476,455.19
  5. Step 5: Solve for x
    x = 2,688,476,455.19/76,133.46
  6. Step 6: Final answer
    x = 35,312.68

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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.