Home / 124,819.20-187,228.80-36,075.60

Finding the Fourth Proportional to 124,819.20, 187,228.80 and 36,075.60

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Solution

The fourth proportional to 124,819.20, 187,228.80 and 36,075.60 is: 54,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,819.20 : 187,228.80 = 36,075.60 : x
  2. Step 2: Convert to fraction form
    124,819.20/187,228.80 = 36,075.60/x
  3. Step 3: Cross multiply
    124,819.20x = 187,228.80 × 36,075.60
  4. Step 4: Simplify right side
    124,819.20x = 6,754,391,297.28
  5. Step 5: Solve for x
    x = 6,754,391,297.28/124,819.20
  6. Step 6: Final answer
    x = 54,113.40

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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.