Home / 53,554.89-73,905.74-29,685.15

Finding the Fourth Proportional to 53,554.89, 73,905.74 and 29,685.15

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Solution

The fourth proportional to 53,554.89, 73,905.74 and 29,685.15 is: 40,965.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,554.89 : 73,905.74 = 29,685.15 : x
  2. Step 2: Convert to fraction form
    53,554.89/73,905.74 = 29,685.15/x
  3. Step 3: Cross multiply
    53,554.89x = 73,905.74 × 29,685.15
  4. Step 4: Simplify right side
    53,554.89x = 2,193,902,829.34
  5. Step 5: Solve for x
    x = 2,193,902,829.34/53,554.89
  6. Step 6: Final answer
    x = 40,965.50

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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.