Home / 94,570.62-130,508.08-52,129.20

Finding the Fourth Proportional to 94,570.62, 130,508.08 and 52,129.20

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Solution

The fourth proportional to 94,570.62, 130,508.08 and 52,129.20 is: 71,938.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,570.62 : 130,508.08 = 52,129.20 : x
  2. Step 2: Convert to fraction form
    94,570.62/130,508.08 = 52,129.20/x
  3. Step 3: Cross multiply
    94,570.62x = 130,508.08 × 52,129.20
  4. Step 4: Simplify right side
    94,570.62x = 6,803,281,803.94
  5. Step 5: Solve for x
    x = 6,803,281,803.94/94,570.62
  6. Step 6: Final answer
    x = 71,938.64

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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.