Home / 249,282.84-344,010.30-136,105.68

Finding the Fourth Proportional to 249,282.84, 344,010.30 and 136,105.68

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Solution

The fourth proportional to 249,282.84, 344,010.30 and 136,105.68 is: 187,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,282.84 : 344,010.30 = 136,105.68 : x
  2. Step 2: Convert to fraction form
    249,282.84/344,010.30 = 136,105.68/x
  3. Step 3: Cross multiply
    249,282.84x = 344,010.30 × 136,105.68
  4. Step 4: Simplify right side
    249,282.84x = 46,821,755,808.50
  5. Step 5: Solve for x
    x = 46,821,755,808.50/249,282.84
  6. Step 6: Final answer
    x = 187,825.83

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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.