Home / 93,518.40-140,123.70-54,006.60

Finding the Fourth Proportional to 93,518.40, 140,123.70 and 54,006.60

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Solution

The fourth proportional to 93,518.40, 140,123.70 and 54,006.60 is: 80,921.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,518.40 : 140,123.70 = 54,006.60 : x
  2. Step 2: Convert to fraction form
    93,518.40/140,123.70 = 54,006.60/x
  3. Step 3: Cross multiply
    93,518.40x = 140,123.70 × 54,006.60
  4. Step 4: Simplify right side
    93,518.40x = 7,567,604,616.42
  5. Step 5: Solve for x
    x = 7,567,604,616.42/93,518.40
  6. Step 6: Final answer
    x = 80,921.02

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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.