Home / 93,991.24-129,582.30-74,674.18

Finding the Fourth Proportional to 93,991.24, 129,582.30 and 74,674.18

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Solution

The fourth proportional to 93,991.24, 129,582.30 and 74,674.18 is: 102,950.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,991.24 : 129,582.30 = 74,674.18 : x
  2. Step 2: Convert to fraction form
    93,991.24/129,582.30 = 74,674.18/x
  3. Step 3: Cross multiply
    93,991.24x = 129,582.30 × 74,674.18
  4. Step 4: Simplify right side
    93,991.24x = 9,676,451,995.01
  5. Step 5: Solve for x
    x = 9,676,451,995.01/93,991.24
  6. Step 6: Final answer
    x = 102,950.57

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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.