Home / 96,709.35-133,452.21-53,685.48

Finding the Fourth Proportional to 96,709.35, 133,452.21 and 53,685.48

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Solution

The fourth proportional to 96,709.35, 133,452.21 and 53,685.48 is: 74,082.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,709.35 : 133,452.21 = 53,685.48 : x
  2. Step 2: Convert to fraction form
    96,709.35/133,452.21 = 53,685.48/x
  3. Step 3: Cross multiply
    96,709.35x = 133,452.21 × 53,685.48
  4. Step 4: Simplify right side
    96,709.35x = 7,164,445,950.91
  5. Step 5: Solve for x
    x = 7,164,445,950.91/96,709.35
  6. Step 6: Final answer
    x = 74,082.25

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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.