Home / 61,581.09-92,371.08-19,461.18

Finding the Fourth Proportional to 61,581.09, 92,371.08 and 19,461.18

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Solution

The fourth proportional to 61,581.09, 92,371.08 and 19,461.18 is: 29,191.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,581.09 : 92,371.08 = 19,461.18 : x
  2. Step 2: Convert to fraction form
    61,581.09/92,371.08 = 19,461.18/x
  3. Step 3: Cross multiply
    61,581.09x = 92,371.08 × 19,461.18
  4. Step 4: Simplify right side
    61,581.09x = 1,797,650,214.67
  5. Step 5: Solve for x
    x = 1,797,650,214.67/61,581.09
  6. Step 6: Final answer
    x = 29,191.59

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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.