Home / 155,241.70-232,855.55-54,111.06

Finding the Fourth Proportional to 155,241.70, 232,855.55 and 54,111.06

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Solution

The fourth proportional to 155,241.70, 232,855.55 and 54,111.06 is: 81,164.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,241.70 : 232,855.55 = 54,111.06 : x
  2. Step 2: Convert to fraction form
    155,241.70/232,855.55 = 54,111.06/x
  3. Step 3: Cross multiply
    155,241.70x = 232,855.55 × 54,111.06
  4. Step 4: Simplify right side
    155,241.70x = 12,600,060,055.24
  5. Step 5: Solve for x
    x = 12,600,060,055.24/155,241.70
  6. Step 6: Final answer
    x = 81,164.15

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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.