Home / 118,043.77-162,896.27-64,327.69

Finding the Fourth Proportional to 118,043.77, 162,896.27 and 64,327.69

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Solution

The fourth proportional to 118,043.77, 162,896.27 and 64,327.69 is: 88,769.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,043.77 : 162,896.27 = 64,327.69 : x
  2. Step 2: Convert to fraction form
    118,043.77/162,896.27 = 64,327.69/x
  3. Step 3: Cross multiply
    118,043.77x = 162,896.27 × 64,327.69
  4. Step 4: Simplify right side
    118,043.77x = 10,478,740,437.08
  5. Step 5: Solve for x
    x = 10,478,740,437.08/118,043.77
  6. Step 6: Final answer
    x = 88,769.96

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1.5x scale

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.