Home / 56,900.63-78,511.15-32,696.92

Finding the Fourth Proportional to 56,900.63, 78,511.15 and 32,696.92

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Solution

The fourth proportional to 56,900.63, 78,511.15 and 32,696.92 is: 45,115.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,900.63 : 78,511.15 = 32,696.92 : x
  2. Step 2: Convert to fraction form
    56,900.63/78,511.15 = 32,696.92/x
  3. Step 3: Cross multiply
    56,900.63x = 78,511.15 × 32,696.92
  4. Step 4: Simplify right side
    56,900.63x = 2,567,072,790.66
  5. Step 5: Solve for x
    x = 2,567,072,790.66/56,900.63
  6. Step 6: Final answer
    x = 45,115.02

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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.