Home / 94,579.68-130,520.84-52,139.72

Finding the Fourth Proportional to 94,579.68, 130,520.84 and 52,139.72

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Solution

The fourth proportional to 94,579.68, 130,520.84 and 52,139.72 is: 71,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,579.68 : 130,520.84 = 52,139.72 : x
  2. Step 2: Convert to fraction form
    94,579.68/130,520.84 = 52,139.72/x
  3. Step 3: Cross multiply
    94,579.68x = 130,520.84 × 52,139.72
  4. Step 4: Simplify right side
    94,579.68x = 6,805,320,051.76
  5. Step 5: Solve for x
    x = 6,805,320,051.76/94,579.68
  6. Step 6: Final answer
    x = 71,953.30

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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.