Home / 132,856.86-199,332.81-56,923.50

Finding the Fourth Proportional to 132,856.86, 199,332.81 and 56,923.50

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Solution

The fourth proportional to 132,856.86, 199,332.81 and 56,923.50 is: 85,405.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,856.86 : 199,332.81 = 56,923.50 : x
  2. Step 2: Convert to fraction form
    132,856.86/199,332.81 = 56,923.50/x
  3. Step 3: Cross multiply
    132,856.86x = 199,332.81 × 56,923.50
  4. Step 4: Simplify right side
    132,856.86x = 11,346,721,210.04
  5. Step 5: Solve for x
    x = 11,346,721,210.04/132,856.86
  6. Step 6: Final answer
    x = 85,405.61

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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.