Home / 98,598.10-147,888.84-42,435.94

Finding the Fourth Proportional to 98,598.10, 147,888.84 and 42,435.94

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Solution

The fourth proportional to 98,598.10, 147,888.84 and 42,435.94 is: 63,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,598.10 : 147,888.84 = 42,435.94 : x
  2. Step 2: Convert to fraction form
    98,598.10/147,888.84 = 42,435.94/x
  3. Step 3: Cross multiply
    98,598.10x = 147,888.84 × 42,435.94
  4. Step 4: Simplify right side
    98,598.10x = 6,275,801,940.91
  5. Step 5: Solve for x
    x = 6,275,801,940.91/98,598.10
  6. Step 6: Final answer
    x = 63,650.33

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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.