Home / 85,526.64-128,289.96-23,195.52

Finding the Fourth Proportional to 85,526.64, 128,289.96 and 23,195.52

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Solution

The fourth proportional to 85,526.64, 128,289.96 and 23,195.52 is: 34,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,526.64 : 128,289.96 = 23,195.52 : x
  2. Step 2: Convert to fraction form
    85,526.64/128,289.96 = 23,195.52/x
  3. Step 3: Cross multiply
    85,526.64x = 128,289.96 × 23,195.52
  4. Step 4: Simplify right side
    85,526.64x = 2,975,752,332.98
  5. Step 5: Solve for x
    x = 2,975,752,332.98/85,526.64
  6. Step 6: Final answer
    x = 34,793.28

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Similar ratio
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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.