Home / 147,576.15-203,654.10-83,913.93

Finding the Fourth Proportional to 147,576.15, 203,654.10 and 83,913.93

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Solution

The fourth proportional to 147,576.15, 203,654.10 and 83,913.93 is: 115,800.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,576.15 : 203,654.10 = 83,913.93 : x
  2. Step 2: Convert to fraction form
    147,576.15/203,654.10 = 83,913.93/x
  3. Step 3: Cross multiply
    147,576.15x = 203,654.10 × 83,913.93
  4. Step 4: Simplify right side
    147,576.15x = 17,089,415,891.61
  5. Step 5: Solve for x
    x = 17,089,415,891.61/147,576.15
  6. Step 6: Final answer
    x = 115,800.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.