Home / 91,344.08-126,053.88-53,611.04

Finding the Fourth Proportional to 91,344.08, 126,053.88 and 53,611.04

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Solution

The fourth proportional to 91,344.08, 126,053.88 and 53,611.04 is: 73,982.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,344.08 : 126,053.88 = 53,611.04 : x
  2. Step 2: Convert to fraction form
    91,344.08/126,053.88 = 53,611.04/x
  3. Step 3: Cross multiply
    91,344.08x = 126,053.88 × 53,611.04
  4. Step 4: Simplify right side
    91,344.08x = 6,757,879,602.84
  5. Step 5: Solve for x
    x = 6,757,879,602.84/91,344.08
  6. Step 6: Final answer
    x = 73,982.68

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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.