Home / 126,795.15-190,211.28-38,055.69

Finding the Fourth Proportional to 126,795.15, 190,211.28 and 38,055.69

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Solution

The fourth proportional to 126,795.15, 190,211.28 and 38,055.69 is: 57,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,795.15 : 190,211.28 = 38,055.69 : x
  2. Step 2: Convert to fraction form
    126,795.15/190,211.28 = 38,055.69/x
  3. Step 3: Cross multiply
    126,795.15x = 190,211.28 × 38,055.69
  4. Step 4: Simplify right side
    126,795.15x = 7,238,621,506.18
  5. Step 5: Solve for x
    x = 7,238,621,506.18/126,795.15
  6. Step 6: Final answer
    x = 57,089.10

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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.