Home / 191,532.16-264,314.23-105,491.73

Finding the Fourth Proportional to 191,532.16, 264,314.23 and 105,491.73

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Solution

The fourth proportional to 191,532.16, 264,314.23 and 105,491.73 is: 145,578.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,532.16 : 264,314.23 = 105,491.73 : x
  2. Step 2: Convert to fraction form
    191,532.16/264,314.23 = 105,491.73/x
  3. Step 3: Cross multiply
    191,532.16x = 264,314.23 × 105,491.73
  4. Step 4: Simplify right side
    191,532.16x = 27,882,965,122.59
  5. Step 5: Solve for x
    x = 27,882,965,122.59/191,532.16
  6. Step 6: Final answer
    x = 145,578.50

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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.