Home / 126,510.38-189,759.09-37,764.62

Finding the Fourth Proportional to 126,510.38, 189,759.09 and 37,764.62

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Solution

The fourth proportional to 126,510.38, 189,759.09 and 37,764.62 is: 56,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,510.38 : 189,759.09 = 37,764.62 : x
  2. Step 2: Convert to fraction form
    126,510.38/189,759.09 = 37,764.62/x
  3. Step 3: Cross multiply
    126,510.38x = 189,759.09 × 37,764.62
  4. Step 4: Simplify right side
    126,510.38x = 7,166,179,925.40
  5. Step 5: Solve for x
    x = 7,166,179,925.40/126,510.38
  6. Step 6: Final answer
    x = 56,645.00

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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.