Home / 98,020.98-147,030.75-27,900.18

Finding the Fourth Proportional to 98,020.98, 147,030.75 and 27,900.18

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Solution

The fourth proportional to 98,020.98, 147,030.75 and 27,900.18 is: 41,850.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,020.98 : 147,030.75 = 27,900.18 : x
  2. Step 2: Convert to fraction form
    98,020.98/147,030.75 = 27,900.18/x
  3. Step 3: Cross multiply
    98,020.98x = 147,030.75 × 27,900.18
  4. Step 4: Simplify right side
    98,020.98x = 4,102,184,390.54
  5. Step 5: Solve for x
    x = 4,102,184,390.54/98,020.98
  6. Step 6: Final answer
    x = 41,850.07

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1.5x scale

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.