Home / 76,955.44-106,200.17-42,500.07

Finding the Fourth Proportional to 76,955.44, 106,200.17 and 42,500.07

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Solution

The fourth proportional to 76,955.44, 106,200.17 and 42,500.07 is: 58,651.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,955.44 : 106,200.17 = 42,500.07 : x
  2. Step 2: Convert to fraction form
    76,955.44/106,200.17 = 42,500.07/x
  3. Step 3: Cross multiply
    76,955.44x = 106,200.17 × 42,500.07
  4. Step 4: Simplify right side
    76,955.44x = 4,513,514,659.01
  5. Step 5: Solve for x
    x = 4,513,514,659.01/76,955.44
  6. Step 6: Final answer
    x = 58,651.01

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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.