Home / 249,877.49-344,839.05-136,700.24

Finding the Fourth Proportional to 249,877.49, 344,839.05 and 136,700.24

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Solution

The fourth proportional to 249,877.49, 344,839.05 and 136,700.24 is: 188,650.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,877.49 : 344,839.05 = 136,700.24 : x
  2. Step 2: Convert to fraction form
    249,877.49/344,839.05 = 136,700.24/x
  3. Step 3: Cross multiply
    249,877.49x = 344,839.05 × 136,700.24
  4. Step 4: Simplify right side
    249,877.49x = 47,139,579,172.18
  5. Step 5: Solve for x
    x = 47,139,579,172.18/249,877.49
  6. Step 6: Final answer
    x = 188,650.77

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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.