Home / 93,940.83-129,633.45-53,646.72

Finding the Fourth Proportional to 93,940.83, 129,633.45 and 53,646.72

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Solution

The fourth proportional to 93,940.83, 129,633.45 and 53,646.72 is: 74,029.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,940.83 : 129,633.45 = 53,646.72 : x
  2. Step 2: Convert to fraction form
    93,940.83/129,633.45 = 53,646.72/x
  3. Step 3: Cross multiply
    93,940.83x = 129,633.45 × 53,646.72
  4. Step 4: Simplify right side
    93,940.83x = 6,954,409,394.78
  5. Step 5: Solve for x
    x = 6,954,409,394.78/93,940.83
  6. Step 6: Final answer
    x = 74,029.68

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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.