Home / 213,359.16-294,470.08-127,322.58

Finding the Fourth Proportional to 213,359.16, 294,470.08 and 127,322.58

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Solution

The fourth proportional to 213,359.16, 294,470.08 and 127,322.58 is: 175,725.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,359.16 : 294,470.08 = 127,322.58 : x
  2. Step 2: Convert to fraction form
    213,359.16/294,470.08 = 127,322.58/x
  3. Step 3: Cross multiply
    213,359.16x = 294,470.08 × 127,322.58
  4. Step 4: Simplify right side
    213,359.16x = 37,492,691,820.55
  5. Step 5: Solve for x
    x = 37,492,691,820.55/213,359.16
  6. Step 6: Final answer
    x = 175,725.72

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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.