Home / 93,269.25-128,711.61-50,827.77

Finding the Fourth Proportional to 93,269.25, 128,711.61 and 50,827.77

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Solution

The fourth proportional to 93,269.25, 128,711.61 and 50,827.77 is: 70,142.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,269.25 : 128,711.61 = 50,827.77 : x
  2. Step 2: Convert to fraction form
    93,269.25/128,711.61 = 50,827.77/x
  3. Step 3: Cross multiply
    93,269.25x = 128,711.61 × 50,827.77
  4. Step 4: Simplify right side
    93,269.25x = 6,542,124,109.41
  5. Step 5: Solve for x
    x = 6,542,124,109.41/93,269.25
  6. Step 6: Final answer
    x = 70,142.35

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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.