Home / 156,527.57-215,768.37-95,985.95

Finding the Fourth Proportional to 156,527.57, 215,768.37 and 95,985.95

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Solution

The fourth proportional to 156,527.57, 215,768.37 and 95,985.95 is: 132,313.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,527.57 : 215,768.37 = 95,985.95 : x
  2. Step 2: Convert to fraction form
    156,527.57/215,768.37 = 95,985.95/x
  3. Step 3: Cross multiply
    156,527.57x = 215,768.37 × 95,985.95
  4. Step 4: Simplify right side
    156,527.57x = 20,710,731,974.40
  5. Step 5: Solve for x
    x = 20,710,731,974.40/156,527.57
  6. Step 6: Final answer
    x = 132,313.64

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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.