Home / 130,841.94-180,561.36-73,473.28

Finding the Fourth Proportional to 130,841.94, 180,561.36 and 73,473.28

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Solution

The fourth proportional to 130,841.94, 180,561.36 and 73,473.28 is: 101,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,841.94 : 180,561.36 = 73,473.28 : x
  2. Step 2: Convert to fraction form
    130,841.94/180,561.36 = 73,473.28/x
  3. Step 3: Cross multiply
    130,841.94x = 180,561.36 × 73,473.28
  4. Step 4: Simplify right side
    130,841.94x = 13,266,435,360.46
  5. Step 5: Solve for x
    x = 13,266,435,360.46/130,841.94
  6. Step 6: Final answer
    x = 101,392.84

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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.