Home / 155,418.16-233,052.98-71,152.96

Finding the Fourth Proportional to 155,418.16, 233,052.98 and 71,152.96

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Solution

The fourth proportional to 155,418.16, 233,052.98 and 71,152.96 is: 106,695.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,418.16 : 233,052.98 = 71,152.96 : x
  2. Step 2: Convert to fraction form
    155,418.16/233,052.98 = 71,152.96/x
  3. Step 3: Cross multiply
    155,418.16x = 233,052.98 × 71,152.96
  4. Step 4: Simplify right side
    155,418.16x = 16,582,409,363.82
  5. Step 5: Solve for x
    x = 16,582,409,363.82/155,418.16
  6. Step 6: Final answer
    x = 106,695.44

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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.