Home / 93,050.20-128,409.88-50,609.04

Finding the Fourth Proportional to 93,050.20, 128,409.88 and 50,609.04

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Solution

The fourth proportional to 93,050.20, 128,409.88 and 50,609.04 is: 69,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,050.20 : 128,409.88 = 50,609.04 : x
  2. Step 2: Convert to fraction form
    93,050.20/128,409.88 = 50,609.04/x
  3. Step 3: Cross multiply
    93,050.20x = 128,409.88 × 50,609.04
  4. Step 4: Simplify right side
    93,050.20x = 6,498,700,753.32
  5. Step 5: Solve for x
    x = 6,498,700,753.32/93,050.20
  6. Step 6: Final answer
    x = 69,840.80

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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.