Home / 127,190.58-175,514.22-70,597.50

Finding the Fourth Proportional to 127,190.58, 175,514.22 and 70,597.50

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Solution

The fourth proportional to 127,190.58, 175,514.22 and 70,597.50 is: 97,419.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,190.58 : 175,514.22 = 70,597.50 : x
  2. Step 2: Convert to fraction form
    127,190.58/175,514.22 = 70,597.50/x
  3. Step 3: Cross multiply
    127,190.58x = 175,514.22 × 70,597.50
  4. Step 4: Simplify right side
    127,190.58x = 12,390,865,146.45
  5. Step 5: Solve for x
    x = 12,390,865,146.45/127,190.58
  6. Step 6: Final answer
    x = 97,419.68

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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.