Home / 249,829-344,768.88-136,654.18

Finding the Fourth Proportional to 249,829, 344,768.88 and 136,654.18

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Solution

The fourth proportional to 249,829, 344,768.88 and 136,654.18 is: 188,585.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,829 : 344,768.88 = 136,654.18 : x
  2. Step 2: Convert to fraction form
    249,829/344,768.88 = 136,654.18/x
  3. Step 3: Cross multiply
    249,829x = 344,768.88 × 136,654.18
  4. Step 4: Simplify right side
    249,829x = 47,114,108,585.92
  5. Step 5: Solve for x
    x = 47,114,108,585.92/249,829
  6. Step 6: Final answer
    x = 188,585.43

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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.