Home / 168,357.99-232,382.61-99,511.23

Finding the Fourth Proportional to 168,357.99, 232,382.61 and 99,511.23

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Solution

The fourth proportional to 168,357.99, 232,382.61 and 99,511.23 is: 137,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,357.99 : 232,382.61 = 99,511.23 : x
  2. Step 2: Convert to fraction form
    168,357.99/232,382.61 = 99,511.23/x
  3. Step 3: Cross multiply
    168,357.99x = 232,382.61 × 99,511.23
  4. Step 4: Simplify right side
    168,357.99x = 23,124,679,351.71
  5. Step 5: Solve for x
    x = 23,124,679,351.71/168,357.99
  6. Step 6: Final answer
    x = 137,354.21

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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.