Home / 183,406.71-253,155.06-119,754.21

Finding the Fourth Proportional to 183,406.71, 253,155.06 and 119,754.21

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Solution

The fourth proportional to 183,406.71, 253,155.06 and 119,754.21 is: 165,295.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,406.71 : 253,155.06 = 119,754.21 : x
  2. Step 2: Convert to fraction form
    183,406.71/253,155.06 = 119,754.21/x
  3. Step 3: Cross multiply
    183,406.71x = 253,155.06 × 119,754.21
  4. Step 4: Simplify right side
    183,406.71x = 30,316,384,217.80
  5. Step 5: Solve for x
    x = 30,316,384,217.80/183,406.71
  6. Step 6: Final answer
    x = 165,295.94

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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.