Home / 93,800.12-129,451.50-53,504.60

Finding the Fourth Proportional to 93,800.12, 129,451.50 and 53,504.60

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Solution

The fourth proportional to 93,800.12, 129,451.50 and 53,504.60 is: 73,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,800.12 : 129,451.50 = 53,504.60 : x
  2. Step 2: Convert to fraction form
    93,800.12/129,451.50 = 53,504.60/x
  3. Step 3: Cross multiply
    93,800.12x = 129,451.50 × 53,504.60
  4. Step 4: Simplify right side
    93,800.12x = 6,926,250,726.90
  5. Step 5: Solve for x
    x = 6,926,250,726.90/93,800.12
  6. Step 6: Final answer
    x = 73,840.53

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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.