Home / 89,239.79-133,894.77-39,284.86

Finding the Fourth Proportional to 89,239.79, 133,894.77 and 39,284.86

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Solution

The fourth proportional to 89,239.79, 133,894.77 and 39,284.86 is: 58,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,239.79 : 133,894.77 = 39,284.86 : x
  2. Step 2: Convert to fraction form
    89,239.79/133,894.77 = 39,284.86/x
  3. Step 3: Cross multiply
    89,239.79x = 133,894.77 × 39,284.86
  4. Step 4: Simplify right side
    89,239.79x = 5,260,037,097.76
  5. Step 5: Solve for x
    x = 5,260,037,097.76/89,239.79
  6. Step 6: Final answer
    x = 58,942.74

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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.