Home / 248,853.95-343,403.65-141,409.07

Finding the Fourth Proportional to 248,853.95, 343,403.65 and 141,409.07

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Solution

The fourth proportional to 248,853.95, 343,403.65 and 141,409.07 is: 195,136.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,853.95 : 343,403.65 = 141,409.07 : x
  2. Step 2: Convert to fraction form
    248,853.95/343,403.65 = 141,409.07/x
  3. Step 3: Cross multiply
    248,853.95x = 343,403.65 × 141,409.07
  4. Step 4: Simplify right side
    248,853.95x = 48,560,390,781.11
  5. Step 5: Solve for x
    x = 48,560,390,781.11/248,853.95
  6. Step 6: Final answer
    x = 195,136.11

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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.