Home / 124,136.25-171,308.84-67,548.03

Finding the Fourth Proportional to 124,136.25, 171,308.84 and 67,548.03

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Solution

The fourth proportional to 124,136.25, 171,308.84 and 67,548.03 is: 93,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,136.25 : 171,308.84 = 67,548.03 : x
  2. Step 2: Convert to fraction form
    124,136.25/171,308.84 = 67,548.03/x
  3. Step 3: Cross multiply
    124,136.25x = 171,308.84 × 67,548.03
  4. Step 4: Simplify right side
    124,136.25x = 11,571,574,663.59
  5. Step 5: Solve for x
    x = 11,571,574,663.59/124,136.25
  6. Step 6: Final answer
    x = 93,216.72

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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.