Home / 179,778.66-248,094.36-99,206.16

Finding the Fourth Proportional to 179,778.66, 248,094.36 and 99,206.16

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Solution

The fourth proportional to 179,778.66, 248,094.36 and 99,206.16 is: 136,904.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,778.66 : 248,094.36 = 99,206.16 : x
  2. Step 2: Convert to fraction form
    179,778.66/248,094.36 = 99,206.16/x
  3. Step 3: Cross multiply
    179,778.66x = 248,094.36 × 99,206.16
  4. Step 4: Simplify right side
    179,778.66x = 24,612,488,773.26
  5. Step 5: Solve for x
    x = 24,612,488,773.26/179,778.66
  6. Step 6: Final answer
    x = 136,904.40

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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.