Home / 127,629.87-191,444.76-34,133.19

Finding the Fourth Proportional to 127,629.87, 191,444.76 and 34,133.19

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Solution

The fourth proportional to 127,629.87, 191,444.76 and 34,133.19 is: 51,199.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,629.87 : 191,444.76 = 34,133.19 : x
  2. Step 2: Convert to fraction form
    127,629.87/191,444.76 = 34,133.19/x
  3. Step 3: Cross multiply
    127,629.87x = 191,444.76 × 34,133.19
  4. Step 4: Simplify right side
    127,629.87x = 6,534,620,367.58
  5. Step 5: Solve for x
    x = 6,534,620,367.58/127,629.87
  6. Step 6: Final answer
    x = 51,199.77

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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.