Home / 93,194.18-128,609.34-50,752.61

Finding the Fourth Proportional to 93,194.18, 128,609.34 and 50,752.61

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Solution

The fourth proportional to 93,194.18, 128,609.34 and 50,752.61 is: 70,039.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,194.18 : 128,609.34 = 50,752.61 : x
  2. Step 2: Convert to fraction form
    93,194.18/128,609.34 = 50,752.61/x
  3. Step 3: Cross multiply
    93,194.18x = 128,609.34 × 50,752.61
  4. Step 4: Simplify right side
    93,194.18x = 6,527,259,675.38
  5. Step 5: Solve for x
    x = 6,527,259,675.38/93,194.18
  6. Step 6: Final answer
    x = 70,039.35

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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.