Home / 98,298.08-147,262.08-58,198.40

Finding the Fourth Proportional to 98,298.08, 147,262.08 and 58,198.40

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Solution

The fourth proportional to 98,298.08, 147,262.08 and 58,198.40 is: 87,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,298.08 : 147,262.08 = 58,198.40 : x
  2. Step 2: Convert to fraction form
    98,298.08/147,262.08 = 58,198.40/x
  3. Step 3: Cross multiply
    98,298.08x = 147,262.08 × 58,198.40
  4. Step 4: Simplify right side
    98,298.08x = 8,570,417,436.67
  5. Step 5: Solve for x
    x = 8,570,417,436.67/98,298.08
  6. Step 6: Final answer
    x = 87,188.05

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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.