Home / 186,599.29-257,509.69-101,716.35

Finding the Fourth Proportional to 186,599.29, 257,509.69 and 101,716.35

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Solution

The fourth proportional to 186,599.29, 257,509.69 and 101,716.35 is: 140,370.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,599.29 : 257,509.69 = 101,716.35 : x
  2. Step 2: Convert to fraction form
    186,599.29/257,509.69 = 101,716.35/x
  3. Step 3: Cross multiply
    186,599.29x = 257,509.69 × 101,716.35
  4. Step 4: Simplify right side
    186,599.29x = 26,192,945,756.43
  5. Step 5: Solve for x
    x = 26,192,945,756.43/186,599.29
  6. Step 6: Final answer
    x = 140,370.02

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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.