Home / 97,016.32-133,860.36-54,559.36

Finding the Fourth Proportional to 97,016.32, 133,860.36 and 54,559.36

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Solution

The fourth proportional to 97,016.32, 133,860.36 and 54,559.36 is: 75,279.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,016.32 : 133,860.36 = 54,559.36 : x
  2. Step 2: Convert to fraction form
    97,016.32/133,860.36 = 54,559.36/x
  3. Step 3: Cross multiply
    97,016.32x = 133,860.36 × 54,559.36
  4. Step 4: Simplify right side
    97,016.32x = 7,303,335,570.97
  5. Step 5: Solve for x
    x = 7,303,335,570.97/97,016.32
  6. Step 6: Final answer
    x = 75,279.45

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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.