Home / 94,715.58-130,707.78-51,695.47

Finding the Fourth Proportional to 94,715.58, 130,707.78 and 51,695.47

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Solution

The fourth proportional to 94,715.58, 130,707.78 and 51,695.47 is: 71,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,715.58 : 130,707.78 = 51,695.47 : x
  2. Step 2: Convert to fraction form
    94,715.58/130,707.78 = 51,695.47/x
  3. Step 3: Cross multiply
    94,715.58x = 130,707.78 × 51,695.47
  4. Step 4: Simplify right side
    94,715.58x = 6,757,000,119.76
  5. Step 5: Solve for x
    x = 6,757,000,119.76/94,715.58
  6. Step 6: Final answer
    x = 71,339.90

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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.