Home / 61,012.06-84,198.40-34,154.40

Finding the Fourth Proportional to 61,012.06, 84,198.40 and 34,154.40

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Solution

The fourth proportional to 61,012.06, 84,198.40 and 34,154.40 is: 47,134.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,012.06 : 84,198.40 = 34,154.40 : x
  2. Step 2: Convert to fraction form
    61,012.06/84,198.40 = 34,154.40/x
  3. Step 3: Cross multiply
    61,012.06x = 84,198.40 × 34,154.40
  4. Step 4: Simplify right side
    61,012.06x = 2,875,745,832.96
  5. Step 5: Solve for x
    x = 2,875,745,832.96/61,012.06
  6. Step 6: Final answer
    x = 47,134.06

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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.