Home / 53,776.40-74,209.28-29,901.34

Finding the Fourth Proportional to 53,776.40, 74,209.28 and 29,901.34

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Solution

The fourth proportional to 53,776.40, 74,209.28 and 29,901.34 is: 41,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,776.40 : 74,209.28 = 29,901.34 : x
  2. Step 2: Convert to fraction form
    53,776.40/74,209.28 = 29,901.34/x
  3. Step 3: Cross multiply
    53,776.40x = 74,209.28 × 29,901.34
  4. Step 4: Simplify right side
    53,776.40x = 2,218,956,912.44
  5. Step 5: Solve for x
    x = 2,218,956,912.44/53,776.40
  6. Step 6: Final answer
    x = 41,262.65

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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.