Home / 461,512.47-692,040.66-141,587.79

Finding the Fourth Proportional to 461,512.47, 692,040.66 and 141,587.79

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Solution

The fourth proportional to 461,512.47, 692,040.66 and 141,587.79 is: 212,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,512.47 : 692,040.66 = 141,587.79 : x
  2. Step 2: Convert to fraction form
    461,512.47/692,040.66 = 141,587.79/x
  3. Step 3: Cross multiply
    461,512.47x = 692,040.66 × 141,587.79
  4. Step 4: Simplify right side
    461,512.47x = 97,984,507,639.54
  5. Step 5: Solve for x
    x = 97,984,507,639.54/461,512.47
  6. Step 6: Final answer
    x = 212,311.72

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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.