Home / 283,782.04-391,628.67-169,045.02

Finding the Fourth Proportional to 283,782.04, 391,628.67 and 169,045.02

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Solution

The fourth proportional to 283,782.04, 391,628.67 and 169,045.02 is: 233,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,782.04 : 391,628.67 = 169,045.02 : x
  2. Step 2: Convert to fraction form
    283,782.04/391,628.67 = 169,045.02/x
  3. Step 3: Cross multiply
    283,782.04x = 391,628.67 × 169,045.02
  4. Step 4: Simplify right side
    283,782.04x = 66,202,875,718.80
  5. Step 5: Solve for x
    x = 66,202,875,718.80/283,782.04
  6. Step 6: Final answer
    x = 233,287.76

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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.