Home / 249,934.40-344,550.77-178,189.86

Finding the Fourth Proportional to 249,934.40, 344,550.77 and 178,189.86

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Solution

The fourth proportional to 249,934.40, 344,550.77 and 178,189.86 is: 245,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,934.40 : 344,550.77 = 178,189.86 : x
  2. Step 2: Convert to fraction form
    249,934.40/344,550.77 = 178,189.86/x
  3. Step 3: Cross multiply
    249,934.40x = 344,550.77 × 178,189.86
  4. Step 4: Simplify right side
    249,934.40x = 61,395,453,469.19
  5. Step 5: Solve for x
    x = 61,395,453,469.19/249,934.40
  6. Step 6: Final answer
    x = 245,646.27

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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.