Home / 84,684.01-116,855.51-48,885.55

Finding the Fourth Proportional to 84,684.01, 116,855.51 and 48,885.55

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Solution

The fourth proportional to 84,684.01, 116,855.51 and 48,885.55 is: 67,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,684.01 : 116,855.51 = 48,885.55 : x
  2. Step 2: Convert to fraction form
    84,684.01/116,855.51 = 48,885.55/x
  3. Step 3: Cross multiply
    84,684.01x = 116,855.51 × 48,885.55
  4. Step 4: Simplify right side
    84,684.01x = 5,712,545,876.88
  5. Step 5: Solve for x
    x = 5,712,545,876.88/84,684.01
  6. Step 6: Final answer
    x = 67,457.20

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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.