Home / 153,094.74-211,275.33-84,180.64

Finding the Fourth Proportional to 153,094.74, 211,275.33 and 84,180.64

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Solution

The fourth proportional to 153,094.74, 211,275.33 and 84,180.64 is: 116,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,094.74 : 211,275.33 = 84,180.64 : x
  2. Step 2: Convert to fraction form
    153,094.74/211,275.33 = 84,180.64/x
  3. Step 3: Cross multiply
    153,094.74x = 211,275.33 × 84,180.64
  4. Step 4: Simplify right side
    153,094.74x = 17,785,292,163.95
  5. Step 5: Solve for x
    x = 17,785,292,163.95/153,094.74
  6. Step 6: Final answer
    x = 116,171.80

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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.