Home / 126,955.14-190,444.65-35,770.20

Finding the Fourth Proportional to 126,955.14, 190,444.65 and 35,770.20

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Solution

The fourth proportional to 126,955.14, 190,444.65 and 35,770.20 is: 53,658.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,955.14 : 190,444.65 = 35,770.20 : x
  2. Step 2: Convert to fraction form
    126,955.14/190,444.65 = 35,770.20/x
  3. Step 3: Cross multiply
    126,955.14x = 190,444.65 × 35,770.20
  4. Step 4: Simplify right side
    126,955.14x = 6,812,243,219.43
  5. Step 5: Solve for x
    x = 6,812,243,219.43/126,955.14
  6. Step 6: Final answer
    x = 53,658.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.