Home / 53,770.60-74,199.78-29,895.40

Finding the Fourth Proportional to 53,770.60, 74,199.78 and 29,895.40

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Solution

The fourth proportional to 53,770.60, 74,199.78 and 29,895.40 is: 41,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,770.60 : 74,199.78 = 29,895.40 : x
  2. Step 2: Convert to fraction form
    53,770.60/74,199.78 = 29,895.40/x
  3. Step 3: Cross multiply
    53,770.60x = 74,199.78 × 29,895.40
  4. Step 4: Simplify right side
    53,770.60x = 2,218,232,103.01
  5. Step 5: Solve for x
    x = 2,218,232,103.01/53,770.60
  6. Step 6: Final answer
    x = 41,253.62

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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.