Home / 261,293.07-360,649.76-160,632.75

Finding the Fourth Proportional to 261,293.07, 360,649.76 and 160,632.75

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Solution

The fourth proportional to 261,293.07, 360,649.76 and 160,632.75 is: 221,713.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,293.07 : 360,649.76 = 160,632.75 : x
  2. Step 2: Convert to fraction form
    261,293.07/360,649.76 = 160,632.75/x
  3. Step 3: Cross multiply
    261,293.07x = 360,649.76 × 160,632.75
  4. Step 4: Simplify right side
    261,293.07x = 57,932,162,735.64
  5. Step 5: Solve for x
    x = 57,932,162,735.64/261,293.07
  6. Step 6: Final answer
    x = 221,713.35

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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.