Home / 172,178.88-237,585.60-99,594.24

Finding the Fourth Proportional to 172,178.88, 237,585.60 and 99,594.24

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Solution

The fourth proportional to 172,178.88, 237,585.60 and 99,594.24 is: 137,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,178.88 : 237,585.60 = 99,594.24 : x
  2. Step 2: Convert to fraction form
    172,178.88/237,585.60 = 99,594.24/x
  3. Step 3: Cross multiply
    172,178.88x = 237,585.60 × 99,594.24
  4. Step 4: Simplify right side
    172,178.88x = 23,662,157,266.94
  5. Step 5: Solve for x
    x = 23,662,157,266.94/172,178.88
  6. Step 6: Final answer
    x = 137,427.76

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1.5x scale

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.