Home / 93,591.18-140,401.35-56,142.45

Finding the Fourth Proportional to 93,591.18, 140,401.35 and 56,142.45

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Solution

The fourth proportional to 93,591.18, 140,401.35 and 56,142.45 is: 84,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,591.18 : 140,401.35 = 56,142.45 : x
  2. Step 2: Convert to fraction form
    93,591.18/140,401.35 = 56,142.45/x
  3. Step 3: Cross multiply
    93,591.18x = 140,401.35 × 56,142.45
  4. Step 4: Simplify right side
    93,591.18x = 7,882,475,772.31
  5. Step 5: Solve for x
    x = 7,882,475,772.31/93,591.18
  6. Step 6: Final answer
    x = 84,222.42

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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.