Home / 88,333.35-121,888.94-59,715.27

Finding the Fourth Proportional to 88,333.35, 121,888.94 and 59,715.27

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Solution

The fourth proportional to 88,333.35, 121,888.94 and 59,715.27 is: 82,399.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,333.35 : 121,888.94 = 59,715.27 : x
  2. Step 2: Convert to fraction form
    88,333.35/121,888.94 = 59,715.27/x
  3. Step 3: Cross multiply
    88,333.35x = 121,888.94 × 59,715.27
  4. Step 4: Simplify right side
    88,333.35x = 7,278,630,663.54
  5. Step 5: Solve for x
    x = 7,278,630,663.54/88,333.35
  6. Step 6: Final answer
    x = 82,399.58

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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.