Home / 127,257.27-175,623.15-70,668.64

Finding the Fourth Proportional to 127,257.27, 175,623.15 and 70,668.64

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Solution

The fourth proportional to 127,257.27, 175,623.15 and 70,668.64 is: 97,527.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,257.27 : 175,623.15 = 70,668.64 : x
  2. Step 2: Convert to fraction form
    127,257.27/175,623.15 = 70,668.64/x
  3. Step 3: Cross multiply
    127,257.27x = 175,623.15 × 70,668.64
  4. Step 4: Simplify right side
    127,257.27x = 12,411,049,163.02
  5. Step 5: Solve for x
    x = 12,411,049,163.02/127,257.27
  6. Step 6: Final answer
    x = 97,527.23

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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.