Home / 35,526.56-53,261.53-20,516.64

Finding the Fourth Proportional to 35,526.56, 53,261.53 and 20,516.64

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Solution

The fourth proportional to 35,526.56, 53,261.53 and 20,516.64 is: 30,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,526.56 : 53,261.53 = 20,516.64 : x
  2. Step 2: Convert to fraction form
    35,526.56/53,261.53 = 20,516.64/x
  3. Step 3: Cross multiply
    35,526.56x = 53,261.53 × 20,516.64
  4. Step 4: Simplify right side
    35,526.56x = 1,092,747,636.86
  5. Step 5: Solve for x
    x = 1,092,747,636.86/35,526.56
  6. Step 6: Final answer
    x = 30,758.62

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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.