Home / 525,037.39-787,719.50-188,080.93

Finding the Fourth Proportional to 525,037.39, 787,719.50 and 188,080.93

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Solution

The fourth proportional to 525,037.39, 787,719.50 and 188,080.93 is: 282,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,037.39 : 787,719.50 = 188,080.93 : x
  2. Step 2: Convert to fraction form
    525,037.39/787,719.50 = 188,080.93/x
  3. Step 3: Cross multiply
    525,037.39x = 787,719.50 × 188,080.93
  4. Step 4: Simplify right side
    525,037.39x = 148,155,013,229.43
  5. Step 5: Solve for x
    x = 148,155,013,229.43/525,037.39
  6. Step 6: Final answer
    x = 282,179.93

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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.