Home / 170,130.25-234,779.88-98,514.10

Finding the Fourth Proportional to 170,130.25, 234,779.88 and 98,514.10

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Solution

The fourth proportional to 170,130.25, 234,779.88 and 98,514.10 is: 135,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,130.25 : 234,779.88 = 98,514.10 : x
  2. Step 2: Convert to fraction form
    170,130.25/234,779.88 = 98,514.10/x
  3. Step 3: Cross multiply
    170,130.25x = 234,779.88 × 98,514.10
  4. Step 4: Simplify right side
    170,130.25x = 23,129,128,576.31
  5. Step 5: Solve for x
    x = 23,129,128,576.31/170,130.25
  6. Step 6: Final answer
    x = 135,949.54

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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.