Home / 179,738.96-248,038.16-99,167.20

Finding the Fourth Proportional to 179,738.96, 248,038.16 and 99,167.20

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Solution

The fourth proportional to 179,738.96, 248,038.16 and 99,167.20 is: 136,849.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,738.96 : 248,038.16 = 99,167.20 : x
  2. Step 2: Convert to fraction form
    179,738.96/248,038.16 = 99,167.20/x
  3. Step 3: Cross multiply
    179,738.96x = 248,038.16 × 99,167.20
  4. Step 4: Simplify right side
    179,738.96x = 24,597,249,820.35
  5. Step 5: Solve for x
    x = 24,597,249,820.35/179,738.96
  6. Step 6: Final answer
    x = 136,849.85

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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.