Home / 186,328.29-257,129.00-108,817.27

Finding the Fourth Proportional to 186,328.29, 257,129.00 and 108,817.27

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Solution

The fourth proportional to 186,328.29, 257,129.00 and 108,817.27 is: 150,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,328.29 : 257,129.00 = 108,817.27 : x
  2. Step 2: Convert to fraction form
    186,328.29/257,129.00 = 108,817.27/x
  3. Step 3: Cross multiply
    186,328.29x = 257,129.00 × 108,817.27
  4. Step 4: Simplify right side
    186,328.29x = 27,980,075,447.05
  5. Step 5: Solve for x
    x = 27,980,075,447.05/186,328.29
  6. Step 6: Final answer
    x = 150,165.47

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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.