Home / 214,779.89-296,378.86-124,141.70

Finding the Fourth Proportional to 214,779.89, 296,378.86 and 124,141.70

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Solution

The fourth proportional to 214,779.89, 296,378.86 and 124,141.70 is: 171,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,779.89 : 296,378.86 = 124,141.70 : x
  2. Step 2: Convert to fraction form
    214,779.89/296,378.86 = 124,141.70/x
  3. Step 3: Cross multiply
    214,779.89x = 296,378.86 × 124,141.70
  4. Step 4: Simplify right side
    214,779.89x = 36,792,975,524.46
  5. Step 5: Solve for x
    x = 36,792,975,524.46/214,779.89
  6. Step 6: Final answer
    x = 171,305.50

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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.