Home / 261,932.64-361,403.98-152,975.18

Finding the Fourth Proportional to 261,932.64, 361,403.98 and 152,975.18

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Solution

The fourth proportional to 261,932.64, 361,403.98 and 152,975.18 is: 211,068.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,932.64 : 361,403.98 = 152,975.18 : x
  2. Step 2: Convert to fraction form
    261,932.64/361,403.98 = 152,975.18/x
  3. Step 3: Cross multiply
    261,932.64x = 361,403.98 × 152,975.18
  4. Step 4: Simplify right side
    261,932.64x = 55,285,839,414.29
  5. Step 5: Solve for x
    x = 55,285,839,414.29/261,932.64
  6. Step 6: Final answer
    x = 211,068.92

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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.