Home / 158,577.24-218,803.50-107,629.32

Finding the Fourth Proportional to 158,577.24, 218,803.50 and 107,629.32

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Solution

The fourth proportional to 158,577.24, 218,803.50 and 107,629.32 is: 148,506.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,577.24 : 218,803.50 = 107,629.32 : x
  2. Step 2: Convert to fraction form
    158,577.24/218,803.50 = 107,629.32/x
  3. Step 3: Cross multiply
    158,577.24x = 218,803.50 × 107,629.32
  4. Step 4: Simplify right side
    158,577.24x = 23,549,671,918.62
  5. Step 5: Solve for x
    x = 23,549,671,918.62/158,577.24
  6. Step 6: Final answer
    x = 148,506.00

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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.