Home / 98,558.04-147,834.90-42,435.48

Finding the Fourth Proportional to 98,558.04, 147,834.90 and 42,435.48

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Solution

The fourth proportional to 98,558.04, 147,834.90 and 42,435.48 is: 63,652.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,558.04 : 147,834.90 = 42,435.48 : x
  2. Step 2: Convert to fraction form
    98,558.04/147,834.90 = 42,435.48/x
  3. Step 3: Cross multiply
    98,558.04x = 147,834.90 × 42,435.48
  4. Step 4: Simplify right side
    98,558.04x = 6,273,444,942.25
  5. Step 5: Solve for x
    x = 6,273,444,942.25/98,558.04
  6. Step 6: Final answer
    x = 63,652.29

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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.