Home / 231,391.20-346,827.60-98,248.80

Finding the Fourth Proportional to 231,391.20, 346,827.60 and 98,248.80

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Solution

The fourth proportional to 231,391.20, 346,827.60 and 98,248.80 is: 147,263.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,391.20 : 346,827.60 = 98,248.80 : x
  2. Step 2: Convert to fraction form
    231,391.20/346,827.60 = 98,248.80/x
  3. Step 3: Cross multiply
    231,391.20x = 346,827.60 × 98,248.80
  4. Step 4: Simplify right side
    231,391.20x = 34,075,395,506.88
  5. Step 5: Solve for x
    x = 34,075,395,506.88/231,391.20
  6. Step 6: Final answer
    x = 147,263.14

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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.