Home / 130,055.36-195,068.86-88,204.28

Finding the Fourth Proportional to 130,055.36, 195,068.86 and 88,204.28

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Solution

The fourth proportional to 130,055.36, 195,068.86 and 88,204.28 is: 132,296.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,055.36 : 195,068.86 = 88,204.28 : x
  2. Step 2: Convert to fraction form
    130,055.36/195,068.86 = 88,204.28/x
  3. Step 3: Cross multiply
    130,055.36x = 195,068.86 × 88,204.28
  4. Step 4: Simplify right side
    130,055.36x = 17,205,908,346.72
  5. Step 5: Solve for x
    x = 17,205,908,346.72/130,055.36
  6. Step 6: Final answer
    x = 132,296.80

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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.