Home / 152,758.10-229,137.15-133,075.10

Finding the Fourth Proportional to 152,758.10, 229,137.15 and 133,075.10

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Solution

The fourth proportional to 152,758.10, 229,137.15 and 133,075.10 is: 199,612.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,758.10 : 229,137.15 = 133,075.10 : x
  2. Step 2: Convert to fraction form
    152,758.10/229,137.15 = 133,075.10/x
  3. Step 3: Cross multiply
    152,758.10x = 229,137.15 × 133,075.10
  4. Step 4: Simplify right side
    152,758.10x = 30,492,449,149.97
  5. Step 5: Solve for x
    x = 30,492,449,149.97/152,758.10
  6. Step 6: Final answer
    x = 199,612.65

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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.