Home / 55,085.34-76,028.76-34,966.20

Finding the Fourth Proportional to 55,085.34, 76,028.76 and 34,966.20

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Solution

The fourth proportional to 55,085.34, 76,028.76 and 34,966.20 is: 48,260.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,085.34 : 76,028.76 = 34,966.20 : x
  2. Step 2: Convert to fraction form
    55,085.34/76,028.76 = 34,966.20/x
  3. Step 3: Cross multiply
    55,085.34x = 76,028.76 × 34,966.20
  4. Step 4: Simplify right side
    55,085.34x = 2,658,436,827.91
  5. Step 5: Solve for x
    x = 2,658,436,827.91/55,085.34
  6. Step 6: Final answer
    x = 48,260.33

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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.