Home / 98,623.40-147,939.90-27,545.96

Finding the Fourth Proportional to 98,623.40, 147,939.90 and 27,545.96

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Solution

The fourth proportional to 98,623.40, 147,939.90 and 27,545.96 is: 41,320.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,623.40 : 147,939.90 = 27,545.96 : x
  2. Step 2: Convert to fraction form
    98,623.40/147,939.90 = 27,545.96/x
  3. Step 3: Cross multiply
    98,623.40x = 147,939.90 × 27,545.96
  4. Step 4: Simplify right side
    98,623.40x = 4,075,146,567.80
  5. Step 5: Solve for x
    x = 4,075,146,567.80/98,623.40
  6. Step 6: Final answer
    x = 41,320.28

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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.