Home / 127,587.96-191,359.80-34,071.84

Finding the Fourth Proportional to 127,587.96, 191,359.80 and 34,071.84

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Solution

The fourth proportional to 127,587.96, 191,359.80 and 34,071.84 is: 51,101.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,587.96 : 191,359.80 = 34,071.84 : x
  2. Step 2: Convert to fraction form
    127,587.96/191,359.80 = 34,071.84/x
  3. Step 3: Cross multiply
    127,587.96x = 191,359.80 × 34,071.84
  4. Step 4: Simplify right side
    127,587.96x = 6,519,980,488.03
  5. Step 5: Solve for x
    x = 6,519,980,488.03/127,587.96
  6. Step 6: Final answer
    x = 51,101.85

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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.