Home / 93,633.09-129,214.89-51,191.67

Finding the Fourth Proportional to 93,633.09, 129,214.89 and 51,191.67

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Solution

The fourth proportional to 93,633.09, 129,214.89 and 51,191.67 is: 70,645.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,633.09 : 129,214.89 = 51,191.67 : x
  2. Step 2: Convert to fraction form
    93,633.09/129,214.89 = 51,191.67/x
  3. Step 3: Cross multiply
    93,633.09x = 129,214.89 × 51,191.67
  4. Step 4: Simplify right side
    93,633.09x = 6,614,726,007.97
  5. Step 5: Solve for x
    x = 6,614,726,007.97/93,633.09
  6. Step 6: Final answer
    x = 70,645.17

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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.