Home / 213,113.06-294,134.14-127,077.58

Finding the Fourth Proportional to 213,113.06, 294,134.14 and 127,077.58

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Solution

The fourth proportional to 213,113.06, 294,134.14 and 127,077.58 is: 175,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,113.06 : 294,134.14 = 127,077.58 : x
  2. Step 2: Convert to fraction form
    213,113.06/294,134.14 = 127,077.58/x
  3. Step 3: Cross multiply
    213,113.06x = 294,134.14 × 127,077.58
  4. Step 4: Simplify right side
    213,113.06x = 37,377,854,706.58
  5. Step 5: Solve for x
    x = 37,377,854,706.58/213,113.06
  6. Step 6: Final answer
    x = 175,389.79

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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.