Home / 257,973.48-386,986.14-95,910.84

Finding the Fourth Proportional to 257,973.48, 386,986.14 and 95,910.84

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Solution

The fourth proportional to 257,973.48, 386,986.14 and 95,910.84 is: 143,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,973.48 : 386,986.14 = 95,910.84 : x
  2. Step 2: Convert to fraction form
    257,973.48/386,986.14 = 95,910.84/x
  3. Step 3: Cross multiply
    257,973.48x = 386,986.14 × 95,910.84
  4. Step 4: Simplify right side
    257,973.48x = 37,116,165,755.76
  5. Step 5: Solve for x
    x = 37,116,165,755.76/257,973.48
  6. Step 6: Final answer
    x = 143,875.90

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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.