Home / 88,357.35-121,893.63-59,667.84

Finding the Fourth Proportional to 88,357.35, 121,893.63 and 59,667.84

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Solution

The fourth proportional to 88,357.35, 121,893.63 and 59,667.84 is: 82,314.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,357.35 : 121,893.63 = 59,667.84 : x
  2. Step 2: Convert to fraction form
    88,357.35/121,893.63 = 59,667.84/x
  3. Step 3: Cross multiply
    88,357.35x = 121,893.63 × 59,667.84
  4. Step 4: Simplify right side
    88,357.35x = 7,273,129,611.86
  5. Step 5: Solve for x
    x = 7,273,129,611.86/88,357.35
  6. Step 6: Final answer
    x = 82,314.94

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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.