Home / 261,147.09-360,250.32-170,556.12

Finding the Fourth Proportional to 261,147.09, 360,250.32 and 170,556.12

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Solution

The fourth proportional to 261,147.09, 360,250.32 and 170,556.12 is: 235,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,147.09 : 360,250.32 = 170,556.12 : x
  2. Step 2: Convert to fraction form
    261,147.09/360,250.32 = 170,556.12/x
  3. Step 3: Cross multiply
    261,147.09x = 360,250.32 × 170,556.12
  4. Step 4: Simplify right side
    261,147.09x = 61,442,896,807.96
  5. Step 5: Solve for x
    x = 61,442,896,807.96/261,147.09
  6. Step 6: Final answer
    x = 235,280.80

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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.