Home / 98,621.04-147,829.50-48,634.32

Finding the Fourth Proportional to 98,621.04, 147,829.50 and 48,634.32

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Solution

The fourth proportional to 98,621.04, 147,829.50 and 48,634.32 is: 72,901.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,621.04 : 147,829.50 = 48,634.32 : x
  2. Step 2: Convert to fraction form
    98,621.04/147,829.50 = 48,634.32/x
  3. Step 3: Cross multiply
    98,621.04x = 147,829.50 × 48,634.32
  4. Step 4: Simplify right side
    98,621.04x = 7,189,587,208.44
  5. Step 5: Solve for x
    x = 7,189,587,208.44/98,621.04
  6. Step 6: Final answer
    x = 72,901.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.