Home / 156,674.75-216,002.36-124,516.74

Finding the Fourth Proportional to 156,674.75, 216,002.36 and 124,516.74

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Solution

The fourth proportional to 156,674.75, 216,002.36 and 124,516.74 is: 171,667.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,674.75 : 216,002.36 = 124,516.74 : x
  2. Step 2: Convert to fraction form
    156,674.75/216,002.36 = 124,516.74/x
  3. Step 3: Cross multiply
    156,674.75x = 216,002.36 × 124,516.74
  4. Step 4: Simplify right side
    156,674.75x = 26,895,909,076.92
  5. Step 5: Solve for x
    x = 26,895,909,076.92/156,674.75
  6. Step 6: Final answer
    x = 171,667.16

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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.