Home / 53,753.96-74,011.04-48,771.72

Finding the Fourth Proportional to 53,753.96, 74,011.04 and 48,771.72

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Solution

The fourth proportional to 53,753.96, 74,011.04 and 48,771.72 is: 67,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753.96 : 74,011.04 = 48,771.72 : x
  2. Step 2: Convert to fraction form
    53,753.96/74,011.04 = 48,771.72/x
  3. Step 3: Cross multiply
    53,753.96x = 74,011.04 × 48,771.72
  4. Step 4: Simplify right side
    53,753.96x = 3,609,645,719.79
  5. Step 5: Solve for x
    x = 3,609,645,719.79/53,753.96
  6. Step 6: Final answer
    x = 67,151.25

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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.