Home / 92,913.26-128,216.67-52,629.26

Finding the Fourth Proportional to 92,913.26, 128,216.67 and 52,629.26

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Solution

The fourth proportional to 92,913.26, 128,216.67 and 52,629.26 is: 72,626.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,913.26 : 128,216.67 = 52,629.26 : x
  2. Step 2: Convert to fraction form
    92,913.26/128,216.67 = 52,629.26/x
  3. Step 3: Cross multiply
    92,913.26x = 128,216.67 × 52,629.26
  4. Step 4: Simplify right side
    92,913.26x = 6,747,948,461.76
  5. Step 5: Solve for x
    x = 6,747,948,461.76/92,913.26
  6. Step 6: Final answer
    x = 72,626.32

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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.