Home / 102,800.08-141,865.08-60,359.32

Finding the Fourth Proportional to 102,800.08, 141,865.08 and 60,359.32

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Solution

The fourth proportional to 102,800.08, 141,865.08 and 60,359.32 is: 83,296.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,800.08 : 141,865.08 = 60,359.32 : x
  2. Step 2: Convert to fraction form
    102,800.08/141,865.08 = 60,359.32/x
  3. Step 3: Cross multiply
    102,800.08x = 141,865.08 × 60,359.32
  4. Step 4: Simplify right side
    102,800.08x = 8,562,879,760.55
  5. Step 5: Solve for x
    x = 8,562,879,760.55/102,800.08
  6. Step 6: Final answer
    x = 83,296.43

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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.