Home / 96,030.36-143,928.90-67,958.66

Finding the Fourth Proportional to 96,030.36, 143,928.90 and 67,958.66

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Solution

The fourth proportional to 96,030.36, 143,928.90 and 67,958.66 is: 101,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,030.36 : 143,928.90 = 67,958.66 : x
  2. Step 2: Convert to fraction form
    96,030.36/143,928.90 = 67,958.66/x
  3. Step 3: Cross multiply
    96,030.36x = 143,928.90 × 67,958.66
  4. Step 4: Simplify right side
    96,030.36x = 9,781,215,539.10
  5. Step 5: Solve for x
    x = 9,781,215,539.10/96,030.36
  6. Step 6: Final answer
    x = 101,855.45

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1.5x scale

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.