Home / 54,985.98-75,880.98-29,835.48

Finding the Fourth Proportional to 54,985.98, 75,880.98 and 29,835.48

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Solution

The fourth proportional to 54,985.98, 75,880.98 and 29,835.48 is: 41,173.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,985.98 : 75,880.98 = 29,835.48 : x
  2. Step 2: Convert to fraction form
    54,985.98/75,880.98 = 29,835.48/x
  3. Step 3: Cross multiply
    54,985.98x = 75,880.98 × 29,835.48
  4. Step 4: Simplify right side
    54,985.98x = 2,263,945,461.17
  5. Step 5: Solve for x
    x = 2,263,945,461.17/54,985.98
  6. Step 6: Final answer
    x = 41,173.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.