Home / 96,157.51-132,705.09-53,140.77

Finding the Fourth Proportional to 96,157.51, 132,705.09 and 53,140.77

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Solution

The fourth proportional to 96,157.51, 132,705.09 and 53,140.77 is: 73,338.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,157.51 : 132,705.09 = 53,140.77 : x
  2. Step 2: Convert to fraction form
    96,157.51/132,705.09 = 53,140.77/x
  3. Step 3: Cross multiply
    96,157.51x = 132,705.09 × 53,140.77
  4. Step 4: Simplify right side
    96,157.51x = 7,052,050,665.52
  5. Step 5: Solve for x
    x = 7,052,050,665.52/96,157.51
  6. Step 6: Final answer
    x = 73,338.53

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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.