Home / 126,812.52-174,994.95-73,094.28

Finding the Fourth Proportional to 126,812.52, 174,994.95 and 73,094.28

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Solution

The fourth proportional to 126,812.52, 174,994.95 and 73,094.28 is: 100,866.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,812.52 : 174,994.95 = 73,094.28 : x
  2. Step 2: Convert to fraction form
    126,812.52/174,994.95 = 73,094.28/x
  3. Step 3: Cross multiply
    126,812.52x = 174,994.95 × 73,094.28
  4. Step 4: Simplify right side
    126,812.52x = 12,791,129,873.89
  5. Step 5: Solve for x
    x = 12,791,129,873.89/126,812.52
  6. Step 6: Final answer
    x = 100,866.46

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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.