Home / 96,147.96-144,238.58-42,858.92

Finding the Fourth Proportional to 96,147.96, 144,238.58 and 42,858.92

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Solution

The fourth proportional to 96,147.96, 144,238.58 and 42,858.92 is: 64,295.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,147.96 : 144,238.58 = 42,858.92 : x
  2. Step 2: Convert to fraction form
    96,147.96/144,238.58 = 42,858.92/x
  3. Step 3: Cross multiply
    96,147.96x = 144,238.58 × 42,858.92
  4. Step 4: Simplify right side
    96,147.96x = 6,181,909,761.13
  5. Step 5: Solve for x
    x = 6,181,909,761.13/96,147.96
  6. Step 6: Final answer
    x = 64,295.80

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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.