Home / 53,741.34-74,162.73-29,870.22

Finding the Fourth Proportional to 53,741.34, 74,162.73 and 29,870.22

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Solution

The fourth proportional to 53,741.34, 74,162.73 and 29,870.22 is: 41,220.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,741.34 : 74,162.73 = 29,870.22 : x
  2. Step 2: Convert to fraction form
    53,741.34/74,162.73 = 29,870.22/x
  3. Step 3: Cross multiply
    53,741.34x = 74,162.73 × 29,870.22
  4. Step 4: Simplify right side
    53,741.34x = 2,215,257,060.90
  5. Step 5: Solve for x
    x = 2,215,257,060.90/53,741.34
  6. Step 6: Final answer
    x = 41,220.73

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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.