Home / 94,830.16-130,863.72-52,387.60

Finding the Fourth Proportional to 94,830.16, 130,863.72 and 52,387.60

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Solution

The fourth proportional to 94,830.16, 130,863.72 and 52,387.60 is: 72,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,830.16 : 130,863.72 = 52,387.60 : x
  2. Step 2: Convert to fraction form
    94,830.16/130,863.72 = 52,387.60/x
  3. Step 3: Cross multiply
    94,830.16x = 130,863.72 × 52,387.60
  4. Step 4: Simplify right side
    94,830.16x = 6,855,636,217.87
  5. Step 5: Solve for x
    x = 6,855,636,217.87/94,830.16
  6. Step 6: Final answer
    x = 72,293.84

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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.