Home / 186,130.26-279,089.46-127,037.52

Finding the Fourth Proportional to 186,130.26, 279,089.46 and 127,037.52

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Solution

The fourth proportional to 186,130.26, 279,089.46 and 127,037.52 is: 190,483.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,130.26 : 279,089.46 = 127,037.52 : x
  2. Step 2: Convert to fraction form
    186,130.26/279,089.46 = 127,037.52/x
  3. Step 3: Cross multiply
    186,130.26x = 279,089.46 × 127,037.52
  4. Step 4: Simplify right side
    186,130.26x = 35,454,832,856.54
  5. Step 5: Solve for x
    x = 35,454,832,856.54/186,130.26
  6. Step 6: Final answer
    x = 190,483.98

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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.