Home / 53,923.40-80,885.10-30,595.40

Finding the Fourth Proportional to 53,923.40, 80,885.10 and 30,595.40

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Solution

The fourth proportional to 53,923.40, 80,885.10 and 30,595.40 is: 45,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,923.40 : 80,885.10 = 30,595.40 : x
  2. Step 2: Convert to fraction form
    53,923.40/80,885.10 = 30,595.40/x
  3. Step 3: Cross multiply
    53,923.40x = 80,885.10 × 30,595.40
  4. Step 4: Simplify right side
    53,923.40x = 2,474,711,988.54
  5. Step 5: Solve for x
    x = 2,474,711,988.54/53,923.40
  6. Step 6: Final answer
    x = 45,893.10

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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.