Home / 260,532.06-359,420.08-153,053.61

Finding the Fourth Proportional to 260,532.06, 359,420.08 and 153,053.61

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Solution

The fourth proportional to 260,532.06, 359,420.08 and 153,053.61 is: 211,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,532.06 : 359,420.08 = 153,053.61 : x
  2. Step 2: Convert to fraction form
    260,532.06/359,420.08 = 153,053.61/x
  3. Step 3: Cross multiply
    260,532.06x = 359,420.08 × 153,053.61
  4. Step 4: Simplify right side
    260,532.06x = 55,010,540,750.49
  5. Step 5: Solve for x
    x = 55,010,540,750.49/260,532.06
  6. Step 6: Final answer
    x = 211,146.92

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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.