Home / 115,274.88-172,977.12-52,950.24

Finding the Fourth Proportional to 115,274.88, 172,977.12 and 52,950.24

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Solution

The fourth proportional to 115,274.88, 172,977.12 and 52,950.24 is: 79,455.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,274.88 : 172,977.12 = 52,950.24 : x
  2. Step 2: Convert to fraction form
    115,274.88/172,977.12 = 52,950.24/x
  3. Step 3: Cross multiply
    115,274.88x = 172,977.12 × 52,950.24
  4. Step 4: Simplify right side
    115,274.88x = 9,159,180,018.51
  5. Step 5: Solve for x
    x = 9,159,180,018.51/115,274.88
  6. Step 6: Final answer
    x = 79,455.13

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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.