Home / 94,717.76-130,710.78-51,697.64

Finding the Fourth Proportional to 94,717.76, 130,710.78 and 51,697.64

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Solution

The fourth proportional to 94,717.76, 130,710.78 and 51,697.64 is: 71,342.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,717.76 : 130,710.78 = 51,697.64 : x
  2. Step 2: Convert to fraction form
    94,717.76/130,710.78 = 51,697.64/x
  3. Step 3: Cross multiply
    94,717.76x = 130,710.78 × 51,697.64
  4. Step 4: Simplify right side
    94,717.76x = 6,757,438,848.56
  5. Step 5: Solve for x
    x = 6,757,438,848.56/94,717.76
  6. Step 6: Final answer
    x = 71,342.89

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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.