Home / 186,561.14-279,841.69-46,319.76

Finding the Fourth Proportional to 186,561.14, 279,841.69 and 46,319.76

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Solution

The fourth proportional to 186,561.14, 279,841.69 and 46,319.76 is: 69,479.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,561.14 : 279,841.69 = 46,319.76 : x
  2. Step 2: Convert to fraction form
    186,561.14/279,841.69 = 46,319.76/x
  3. Step 3: Cross multiply
    186,561.14x = 279,841.69 × 46,319.76
  4. Step 4: Simplify right side
    186,561.14x = 12,962,199,918.79
  5. Step 5: Solve for x
    x = 12,962,199,918.79/186,561.14
  6. Step 6: Final answer
    x = 69,479.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.