Home / 53,405.47-73,698.08-29,531.33

Finding the Fourth Proportional to 53,405.47, 73,698.08 and 29,531.33

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Solution

The fourth proportional to 53,405.47, 73,698.08 and 29,531.33 is: 40,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,405.47 : 73,698.08 = 29,531.33 : x
  2. Step 2: Convert to fraction form
    53,405.47/73,698.08 = 29,531.33/x
  3. Step 3: Cross multiply
    53,405.47x = 73,698.08 × 29,531.33
  4. Step 4: Simplify right side
    53,405.47x = 2,176,402,320.85
  5. Step 5: Solve for x
    x = 2,176,402,320.85/53,405.47
  6. Step 6: Final answer
    x = 40,752.42

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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.