Home / 524,180.19-786,182.69-145,139.23

Finding the Fourth Proportional to 524,180.19, 786,182.69 and 145,139.23

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Solution

The fourth proportional to 524,180.19, 786,182.69 and 145,139.23 is: 217,684.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,180.19 : 786,182.69 = 145,139.23 : x
  2. Step 2: Convert to fraction form
    524,180.19/786,182.69 = 145,139.23/x
  3. Step 3: Cross multiply
    524,180.19x = 786,182.69 × 145,139.23
  4. Step 4: Simplify right side
    524,180.19x = 114,105,951,868.54
  5. Step 5: Solve for x
    x = 114,105,951,868.54/524,180.19
  6. Step 6: Final answer
    x = 217,684.60

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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.