Home / 115,924.80-174,002.40-56,827.20

Finding the Fourth Proportional to 115,924.80, 174,002.40 and 56,827.20

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Solution

The fourth proportional to 115,924.80, 174,002.40 and 56,827.20 is: 85,297.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,924.80 : 174,002.40 = 56,827.20 : x
  2. Step 2: Convert to fraction form
    115,924.80/174,002.40 = 56,827.20/x
  3. Step 3: Cross multiply
    115,924.80x = 174,002.40 × 56,827.20
  4. Step 4: Simplify right side
    115,924.80x = 9,888,069,185.28
  5. Step 5: Solve for x
    x = 9,888,069,185.28/115,924.80
  6. Step 6: Final answer
    x = 85,297.27

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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.