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Finding the Fourth Proportional to 174,779.64, 241,216.42 and 99,339.48

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Solution

The fourth proportional to 174,779.64, 241,216.42 and 99,339.48 is: 137,100.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,779.64 : 241,216.42 = 99,339.48 : x
  2. Step 2: Convert to fraction form
    174,779.64/241,216.42 = 99,339.48/x
  3. Step 3: Cross multiply
    174,779.64x = 241,216.42 × 99,339.48
  4. Step 4: Simplify right side
    174,779.64x = 23,962,313,730.26
  5. Step 5: Solve for x
    x = 23,962,313,730.26/174,779.64
  6. Step 6: Final answer
    x = 137,100.14

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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.