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Finding the Fourth Proportional to 175,339.79, 241,964.07 and 98,858.23

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Solution

The fourth proportional to 175,339.79, 241,964.07 and 98,858.23 is: 136,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,339.79 : 241,964.07 = 98,858.23 : x
  2. Step 2: Convert to fraction form
    175,339.79/241,964.07 = 98,858.23/x
  3. Step 3: Cross multiply
    175,339.79x = 241,964.07 × 98,858.23
  4. Step 4: Simplify right side
    175,339.79x = 23,920,139,683.80
  5. Step 5: Solve for x
    x = 23,920,139,683.80/175,339.79
  6. Step 6: Final answer
    x = 136,421.63

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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.