Home / 93,114.11-128,500.38-52,829.57

Finding the Fourth Proportional to 93,114.11, 128,500.38 and 52,829.57

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Solution

The fourth proportional to 93,114.11, 128,500.38 and 52,829.57 is: 72,906.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,114.11 : 128,500.38 = 52,829.57 : x
  2. Step 2: Convert to fraction form
    93,114.11/128,500.38 = 52,829.57/x
  3. Step 3: Cross multiply
    93,114.11x = 128,500.38 × 52,829.57
  4. Step 4: Simplify right side
    93,114.11x = 6,788,619,177.73
  5. Step 5: Solve for x
    x = 6,788,619,177.73/93,114.11
  6. Step 6: Final answer
    x = 72,906.45

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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.