Home / 112,024.80-154,805.46-88,339.59

Finding the Fourth Proportional to 112,024.80, 154,805.46 and 88,339.59

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Solution

The fourth proportional to 112,024.80, 154,805.46 and 88,339.59 is: 122,075.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,024.80 : 154,805.46 = 88,339.59 : x
  2. Step 2: Convert to fraction form
    112,024.80/154,805.46 = 88,339.59/x
  3. Step 3: Cross multiply
    112,024.80x = 154,805.46 × 88,339.59
  4. Step 4: Simplify right side
    112,024.80x = 13,675,450,866.16
  5. Step 5: Solve for x
    x = 13,675,450,866.16/112,024.80
  6. Step 6: Final answer
    x = 122,075.21

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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.