Home / 179,792.80-248,115.12-99,222.40

Finding the Fourth Proportional to 179,792.80, 248,115.12 and 99,222.40

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Solution

The fourth proportional to 179,792.80, 248,115.12 and 99,222.40 is: 136,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,792.80 : 248,115.12 = 99,222.40 : x
  2. Step 2: Convert to fraction form
    179,792.80/248,115.12 = 99,222.40/x
  3. Step 3: Cross multiply
    179,792.80x = 248,115.12 × 99,222.40
  4. Step 4: Simplify right side
    179,792.80x = 24,618,577,682.69
  5. Step 5: Solve for x
    x = 24,618,577,682.69/179,792.80
  6. Step 6: Final answer
    x = 136,927.49

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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.