Home / 91,973.85-126,969.84-60,191.31

Finding the Fourth Proportional to 91,973.85, 126,969.84 and 60,191.31

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Solution

The fourth proportional to 91,973.85, 126,969.84 and 60,191.31 is: 83,094.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,973.85 : 126,969.84 = 60,191.31 : x
  2. Step 2: Convert to fraction form
    91,973.85/126,969.84 = 60,191.31/x
  3. Step 3: Cross multiply
    91,973.85x = 126,969.84 × 60,191.31
  4. Step 4: Simplify right side
    91,973.85x = 7,642,481,000.09
  5. Step 5: Solve for x
    x = 7,642,481,000.09/91,973.85
  6. Step 6: Final answer
    x = 83,094.06

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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.