Home / 147,738.80-221,543.40-58,962.80

Finding the Fourth Proportional to 147,738.80, 221,543.40 and 58,962.80

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Solution

The fourth proportional to 147,738.80, 221,543.40 and 58,962.80 is: 88,418.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,738.80 : 221,543.40 = 58,962.80 : x
  2. Step 2: Convert to fraction form
    147,738.80/221,543.40 = 58,962.80/x
  3. Step 3: Cross multiply
    147,738.80x = 221,543.40 × 58,962.80
  4. Step 4: Simplify right side
    147,738.80x = 13,062,819,185.52
  5. Step 5: Solve for x
    x = 13,062,819,185.52/147,738.80
  6. Step 6: Final answer
    x = 88,418.34

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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.