Home / 133,186.86-183,798.27-76,594.50

Finding the Fourth Proportional to 133,186.86, 183,798.27 and 76,594.50

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Solution

The fourth proportional to 133,186.86, 183,798.27 and 76,594.50 is: 105,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,186.86 : 183,798.27 = 76,594.50 : x
  2. Step 2: Convert to fraction form
    133,186.86/183,798.27 = 76,594.50/x
  3. Step 3: Cross multiply
    133,186.86x = 183,798.27 × 76,594.50
  4. Step 4: Simplify right side
    133,186.86x = 14,077,936,591.52
  5. Step 5: Solve for x
    x = 14,077,936,591.52/133,186.86
  6. Step 6: Final answer
    x = 105,700.64

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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.