Home / 53,634.49-74,011.49-30,963.13

Finding the Fourth Proportional to 53,634.49, 74,011.49 and 30,963.13

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Solution

The fourth proportional to 53,634.49, 74,011.49 and 30,963.13 is: 42,726.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,634.49 : 74,011.49 = 30,963.13 : x
  2. Step 2: Convert to fraction form
    53,634.49/74,011.49 = 30,963.13/x
  3. Step 3: Cross multiply
    53,634.49x = 74,011.49 × 30,963.13
  4. Step 4: Simplify right side
    53,634.49x = 2,291,627,162.63
  5. Step 5: Solve for x
    x = 2,291,627,162.63/53,634.49
  6. Step 6: Final answer
    x = 42,726.75

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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.