Home / 55,617.30-76,559.04-48,531.42

Finding the Fourth Proportional to 55,617.30, 76,559.04 and 48,531.42

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Solution

The fourth proportional to 55,617.30, 76,559.04 and 48,531.42 is: 66,805.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,617.30 : 76,559.04 = 48,531.42 : x
  2. Step 2: Convert to fraction form
    55,617.30/76,559.04 = 48,531.42/x
  3. Step 3: Cross multiply
    55,617.30x = 76,559.04 × 48,531.42
  4. Step 4: Simplify right side
    55,617.30x = 3,715,518,925.04
  5. Step 5: Solve for x
    x = 3,715,518,925.04/55,617.30
  6. Step 6: Final answer
    x = 66,805.09

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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.