Home / 233,285.04-321,929.52-129,918.24

Finding the Fourth Proportional to 233,285.04, 321,929.52 and 129,918.24

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Solution

The fourth proportional to 233,285.04, 321,929.52 and 129,918.24 is: 179,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,285.04 : 321,929.52 = 129,918.24 : x
  2. Step 2: Convert to fraction form
    233,285.04/321,929.52 = 129,918.24/x
  3. Step 3: Cross multiply
    233,285.04x = 321,929.52 × 129,918.24
  4. Step 4: Simplify right side
    233,285.04x = 41,824,516,642.44
  5. Step 5: Solve for x
    x = 41,824,516,642.44/233,285.04
  6. Step 6: Final answer
    x = 179,285.04

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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.