Home / 132,134.50-197,968.19-69,848.74

Finding the Fourth Proportional to 132,134.50, 197,968.19 and 69,848.74

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Solution

The fourth proportional to 132,134.50, 197,968.19 and 69,848.74 is: 104,649.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,134.50 : 197,968.19 = 69,848.74 : x
  2. Step 2: Convert to fraction form
    132,134.50/197,968.19 = 69,848.74/x
  3. Step 3: Cross multiply
    132,134.50x = 197,968.19 × 69,848.74
  4. Step 4: Simplify right side
    132,134.50x = 13,827,828,311.28
  5. Step 5: Solve for x
    x = 13,827,828,311.28/132,134.50
  6. Step 6: Final answer
    x = 104,649.65

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1.5x scale

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.