Home / 186,329.29-257,130.38-108,818.27

Finding the Fourth Proportional to 186,329.29, 257,130.38 and 108,818.27

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Solution

The fourth proportional to 186,329.29, 257,130.38 and 108,818.27 is: 150,166.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,329.29 : 257,130.38 = 108,818.27 : x
  2. Step 2: Convert to fraction form
    186,329.29/257,130.38 = 108,818.27/x
  3. Step 3: Cross multiply
    186,329.29x = 257,130.38 × 108,818.27
  4. Step 4: Simplify right side
    186,329.29x = 27,980,483,116.04
  5. Step 5: Solve for x
    x = 27,980,483,116.04/186,329.29
  6. Step 6: Final answer
    x = 150,166.85

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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.