Home / 127,659.74-176,167.25-70,298.60

Finding the Fourth Proportional to 127,659.74, 176,167.25 and 70,298.60

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Solution

The fourth proportional to 127,659.74, 176,167.25 and 70,298.60 is: 97,010.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,659.74 : 176,167.25 = 70,298.60 : x
  2. Step 2: Convert to fraction form
    127,659.74/176,167.25 = 70,298.60/x
  3. Step 3: Cross multiply
    127,659.74x = 176,167.25 × 70,298.60
  4. Step 4: Simplify right side
    127,659.74x = 12,384,310,072.14
  5. Step 5: Solve for x
    x = 12,384,310,072.14/127,659.74
  6. Step 6: Final answer
    x = 97,010.31

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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.