Home / 93,722.57-129,379.85-59,777.60

Finding the Fourth Proportional to 93,722.57, 129,379.85 and 59,777.60

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Solution

The fourth proportional to 93,722.57, 129,379.85 and 59,777.60 is: 82,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,722.57 : 129,379.85 = 59,777.60 : x
  2. Step 2: Convert to fraction form
    93,722.57/129,379.85 = 59,777.60/x
  3. Step 3: Cross multiply
    93,722.57x = 129,379.85 × 59,777.60
  4. Step 4: Simplify right side
    93,722.57x = 7,734,016,199.74
  5. Step 5: Solve for x
    x = 7,734,016,199.74/93,722.57
  6. Step 6: Final answer
    x = 82,520.32

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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.