Home / 92,505.68-127,628.04-56,658.32

Finding the Fourth Proportional to 92,505.68, 127,628.04 and 56,658.32

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Solution

The fourth proportional to 92,505.68, 127,628.04 and 56,658.32 is: 78,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,505.68 : 127,628.04 = 56,658.32 : x
  2. Step 2: Convert to fraction form
    92,505.68/127,628.04 = 56,658.32/x
  3. Step 3: Cross multiply
    92,505.68x = 127,628.04 × 56,658.32
  4. Step 4: Simplify right side
    92,505.68x = 7,231,190,331.29
  5. Step 5: Solve for x
    x = 7,231,190,331.29/92,505.68
  6. Step 6: Final answer
    x = 78,170.23

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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.