Home / 127,190.96-175,514.74-70,597.88

Finding the Fourth Proportional to 127,190.96, 175,514.74 and 70,597.88

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Solution

The fourth proportional to 127,190.96, 175,514.74 and 70,597.88 is: 97,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,190.96 : 175,514.74 = 70,597.88 : x
  2. Step 2: Convert to fraction form
    127,190.96/175,514.74 = 70,597.88/x
  3. Step 3: Cross multiply
    127,190.96x = 175,514.74 × 70,597.88
  4. Step 4: Simplify right side
    127,190.96x = 12,390,967,498.68
  5. Step 5: Solve for x
    x = 12,390,967,498.68/127,190.96
  6. Step 6: Final answer
    x = 97,420.19

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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.