Home / 127,655.48-176,185.60-97,383.64

Finding the Fourth Proportional to 127,655.48, 176,185.60 and 97,383.64

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Solution

The fourth proportional to 127,655.48, 176,185.60 and 97,383.64 is: 134,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,655.48 : 176,185.60 = 97,383.64 : x
  2. Step 2: Convert to fraction form
    127,655.48/176,185.60 = 97,383.64/x
  3. Step 3: Cross multiply
    127,655.48x = 176,185.60 × 97,383.64
  4. Step 4: Simplify right side
    127,655.48x = 17,157,595,043.58
  5. Step 5: Solve for x
    x = 17,157,595,043.58/127,655.48
  6. Step 6: Final answer
    x = 134,405.47

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1.5x scale

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.