Home / 215,056.76-296,693.08-124,395.89

Finding the Fourth Proportional to 215,056.76, 296,693.08 and 124,395.89

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Solution

The fourth proportional to 215,056.76, 296,693.08 and 124,395.89 is: 171,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,056.76 : 296,693.08 = 124,395.89 : x
  2. Step 2: Convert to fraction form
    215,056.76/296,693.08 = 124,395.89/x
  3. Step 3: Cross multiply
    215,056.76x = 296,693.08 × 124,395.89
  4. Step 4: Simplify right side
    215,056.76x = 36,907,397,948.99
  5. Step 5: Solve for x
    x = 36,907,397,948.99/215,056.76
  6. Step 6: Final answer
    x = 171,617.01

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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.