Home / 109,600.80-164,444.40-43,029.60

Finding the Fourth Proportional to 109,600.80, 164,444.40 and 43,029.60

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Solution

The fourth proportional to 109,600.80, 164,444.40 and 43,029.60 is: 64,561.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,600.80 : 164,444.40 = 43,029.60 : x
  2. Step 2: Convert to fraction form
    109,600.80/164,444.40 = 43,029.60/x
  3. Step 3: Cross multiply
    109,600.80x = 164,444.40 × 43,029.60
  4. Step 4: Simplify right side
    109,600.80x = 7,075,976,754.24
  5. Step 5: Solve for x
    x = 7,075,976,754.24/109,600.80
  6. Step 6: Final answer
    x = 64,561.36

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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.