Home / 93,764.40-140,661.20-30,569.84

Finding the Fourth Proportional to 93,764.40, 140,661.20 and 30,569.84

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Solution

The fourth proportional to 93,764.40, 140,661.20 and 30,569.84 is: 45,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,764.40 : 140,661.20 = 30,569.84 : x
  2. Step 2: Convert to fraction form
    93,764.40/140,661.20 = 30,569.84/x
  3. Step 3: Cross multiply
    93,764.40x = 140,661.20 × 30,569.84
  4. Step 4: Simplify right side
    93,764.40x = 4,299,990,378.21
  5. Step 5: Solve for x
    x = 4,299,990,378.21/93,764.40
  6. Step 6: Final answer
    x = 45,859.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.