Home / 53,307.43-79,961.51-36,616.86

Finding the Fourth Proportional to 53,307.43, 79,961.51 and 36,616.86

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Solution

The fourth proportional to 53,307.43, 79,961.51 and 36,616.86 is: 54,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,307.43 : 79,961.51 = 36,616.86 : x
  2. Step 2: Convert to fraction form
    53,307.43/79,961.51 = 36,616.86/x
  3. Step 3: Cross multiply
    53,307.43x = 79,961.51 × 36,616.86
  4. Step 4: Simplify right side
    53,307.43x = 2,927,939,508.60
  5. Step 5: Solve for x
    x = 2,927,939,508.60/53,307.43
  6. Step 6: Final answer
    x = 54,925.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.