Home / 71,124.12-98,153.25-42,460.44

Finding the Fourth Proportional to 71,124.12, 98,153.25 and 42,460.44

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Solution

The fourth proportional to 71,124.12, 98,153.25 and 42,460.44 is: 58,596.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,124.12 : 98,153.25 = 42,460.44 : x
  2. Step 2: Convert to fraction form
    71,124.12/98,153.25 = 42,460.44/x
  3. Step 3: Cross multiply
    71,124.12x = 98,153.25 × 42,460.44
  4. Step 4: Simplify right side
    71,124.12x = 4,167,630,182.43
  5. Step 5: Solve for x
    x = 4,167,630,182.43/71,124.12
  6. Step 6: Final answer
    x = 58,596.58

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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.