Home / 93,027.80-128,376.90-50,585.96

Finding the Fourth Proportional to 93,027.80, 128,376.90 and 50,585.96

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Solution

The fourth proportional to 93,027.80, 128,376.90 and 50,585.96 is: 69,807.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,027.80 : 128,376.90 = 50,585.96 : x
  2. Step 2: Convert to fraction form
    93,027.80/128,376.90 = 50,585.96/x
  3. Step 3: Cross multiply
    93,027.80x = 128,376.90 × 50,585.96
  4. Step 4: Simplify right side
    93,027.80x = 6,494,068,728.32
  5. Step 5: Solve for x
    x = 6,494,068,728.32/93,027.80
  6. Step 6: Final answer
    x = 69,807.83

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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.