Home / 111,553.63-167,332.47-40,526.71

Finding the Fourth Proportional to 111,553.63, 167,332.47 and 40,526.71

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Solution

The fourth proportional to 111,553.63, 167,332.47 and 40,526.71 is: 60,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,553.63 : 167,332.47 = 40,526.71 : x
  2. Step 2: Convert to fraction form
    111,553.63/167,332.47 = 40,526.71/x
  3. Step 3: Cross multiply
    111,553.63x = 167,332.47 × 40,526.71
  4. Step 4: Simplify right side
    111,553.63x = 6,781,434,485.27
  5. Step 5: Solve for x
    x = 6,781,434,485.27/111,553.63
  6. Step 6: Final answer
    x = 60,790.80

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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.