Home / 186,973.40-280,460.10-179,715.80

Finding the Fourth Proportional to 186,973.40, 280,460.10 and 179,715.80

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Solution

The fourth proportional to 186,973.40, 280,460.10 and 179,715.80 is: 269,573.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,973.40 : 280,460.10 = 179,715.80 : x
  2. Step 2: Convert to fraction form
    186,973.40/280,460.10 = 179,715.80/x
  3. Step 3: Cross multiply
    186,973.40x = 280,460.10 × 179,715.80
  4. Step 4: Simplify right side
    186,973.40x = 50,403,111,239.58
  5. Step 5: Solve for x
    x = 50,403,111,239.58/186,973.40
  6. Step 6: Final answer
    x = 269,573.70

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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.