Home / 93,344.02-128,814.50-50,902.56

Finding the Fourth Proportional to 93,344.02, 128,814.50 and 50,902.56

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Solution

The fourth proportional to 93,344.02, 128,814.50 and 50,902.56 is: 70,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,344.02 : 128,814.50 = 50,902.56 : x
  2. Step 2: Convert to fraction form
    93,344.02/128,814.50 = 50,902.56/x
  3. Step 3: Cross multiply
    93,344.02x = 128,814.50 × 50,902.56
  4. Step 4: Simplify right side
    93,344.02x = 6,556,987,942.38
  5. Step 5: Solve for x
    x = 6,556,987,942.38/93,344.02
  6. Step 6: Final answer
    x = 70,245.40

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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.