Home / 61,828.11-92,741.16-19,707.63

Finding the Fourth Proportional to 61,828.11, 92,741.16 and 19,707.63

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Solution

The fourth proportional to 61,828.11, 92,741.16 and 19,707.63 is: 29,561.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,828.11 : 92,741.16 = 19,707.63 : x
  2. Step 2: Convert to fraction form
    61,828.11/92,741.16 = 19,707.63/x
  3. Step 3: Cross multiply
    61,828.11x = 92,741.16 × 19,707.63
  4. Step 4: Simplify right side
    61,828.11x = 1,827,708,467.05
  5. Step 5: Solve for x
    x = 1,827,708,467.05/61,828.11
  6. Step 6: Final answer
    x = 29,561.12

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.