Home / 249,566.90-344,402.51-136,389.66

Finding the Fourth Proportional to 249,566.90, 344,402.51 and 136,389.66

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Solution

The fourth proportional to 249,566.90, 344,402.51 and 136,389.66 is: 188,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,566.90 : 344,402.51 = 136,389.66 : x
  2. Step 2: Convert to fraction form
    249,566.90/344,402.51 = 136,389.66/x
  3. Step 3: Cross multiply
    249,566.90x = 344,402.51 × 136,389.66
  4. Step 4: Simplify right side
    249,566.90x = 46,972,941,242.05
  5. Step 5: Solve for x
    x = 46,972,941,242.05/249,566.90
  6. Step 6: Final answer
    x = 188,217.83

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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.