Home / 61,206.16-84,433.02-40,823.32

Finding the Fourth Proportional to 61,206.16, 84,433.02 and 40,823.32

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Solution

The fourth proportional to 61,206.16, 84,433.02 and 40,823.32 is: 56,315.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,206.16 : 84,433.02 = 40,823.32 : x
  2. Step 2: Convert to fraction form
    61,206.16/84,433.02 = 40,823.32/x
  3. Step 3: Cross multiply
    61,206.16x = 84,433.02 × 40,823.32
  4. Step 4: Simplify right side
    61,206.16x = 3,446,836,194.03
  5. Step 5: Solve for x
    x = 3,446,836,194.03/61,206.16
  6. Step 6: Final answer
    x = 56,315.18

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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.