Home / 93,458.55-128,975.58-53,164.83

Finding the Fourth Proportional to 93,458.55, 128,975.58 and 53,164.83

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Solution

The fourth proportional to 93,458.55, 128,975.58 and 53,164.83 is: 73,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,458.55 : 128,975.58 = 53,164.83 : x
  2. Step 2: Convert to fraction form
    93,458.55/128,975.58 = 53,164.83/x
  3. Step 3: Cross multiply
    93,458.55x = 128,975.58 × 53,164.83
  4. Step 4: Simplify right side
    93,458.55x = 6,856,964,784.85
  5. Step 5: Solve for x
    x = 6,856,964,784.85/93,458.55
  6. Step 6: Final answer
    x = 73,369.05

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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.