Home / 53,103.40-73,282.73-29,230.47

Finding the Fourth Proportional to 53,103.40, 73,282.73 and 29,230.47

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Solution

The fourth proportional to 53,103.40, 73,282.73 and 29,230.47 is: 40,338.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,103.40 : 73,282.73 = 29,230.47 : x
  2. Step 2: Convert to fraction form
    53,103.40/73,282.73 = 29,230.47/x
  3. Step 3: Cross multiply
    53,103.40x = 73,282.73 × 29,230.47
  4. Step 4: Simplify right side
    53,103.40x = 2,142,088,494.63
  5. Step 5: Solve for x
    x = 2,142,088,494.63/53,103.40
  6. Step 6: Final answer
    x = 40,338.07

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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.