Home / 96,459.03-133,109.73-54,015.39

Finding the Fourth Proportional to 96,459.03, 133,109.73 and 54,015.39

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Solution

The fourth proportional to 96,459.03, 133,109.73 and 54,015.39 is: 74,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,459.03 : 133,109.73 = 54,015.39 : x
  2. Step 2: Convert to fraction form
    96,459.03/133,109.73 = 54,015.39/x
  3. Step 3: Cross multiply
    96,459.03x = 133,109.73 × 54,015.39
  4. Step 4: Simplify right side
    96,459.03x = 7,189,973,978.74
  5. Step 5: Solve for x
    x = 7,189,973,978.74/96,459.03
  6. Step 6: Final answer
    x = 74,539.15

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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.