Home / 93,458.28-128,967.92-53,168.24

Finding the Fourth Proportional to 93,458.28, 128,967.92 and 53,168.24

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Solution

The fourth proportional to 93,458.28, 128,967.92 and 53,168.24 is: 73,369.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,458.28 : 128,967.92 = 53,168.24 : x
  2. Step 2: Convert to fraction form
    93,458.28/128,967.92 = 53,168.24/x
  3. Step 3: Cross multiply
    93,458.28x = 128,967.92 × 53,168.24
  4. Step 4: Simplify right side
    93,458.28x = 6,856,997,322.86
  5. Step 5: Solve for x
    x = 6,856,997,322.86/93,458.28
  6. Step 6: Final answer
    x = 73,369.61

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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.