Home / 179,478.42-247,681.87-98,908.83

Finding the Fourth Proportional to 179,478.42, 247,681.87 and 98,908.83

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Solution

The fourth proportional to 179,478.42, 247,681.87 and 98,908.83 is: 136,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,478.42 : 247,681.87 = 98,908.83 : x
  2. Step 2: Convert to fraction form
    179,478.42/247,681.87 = 98,908.83/x
  3. Step 3: Cross multiply
    179,478.42x = 247,681.87 × 98,908.83
  4. Step 4: Simplify right side
    179,478.42x = 24,497,923,726.64
  5. Step 5: Solve for x
    x = 24,497,923,726.64/179,478.42
  6. Step 6: Final answer
    x = 136,495.10

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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.