Home / 109,713.14-151,403.25-59,412.14

Finding the Fourth Proportional to 109,713.14, 151,403.25 and 59,412.14

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Solution

The fourth proportional to 109,713.14, 151,403.25 and 59,412.14 is: 81,988.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,713.14 : 151,403.25 = 59,412.14 : x
  2. Step 2: Convert to fraction form
    109,713.14/151,403.25 = 59,412.14/x
  3. Step 3: Cross multiply
    109,713.14x = 151,403.25 × 59,412.14
  4. Step 4: Simplify right side
    109,713.14x = 8,995,190,328.44
  5. Step 5: Solve for x
    x = 8,995,190,328.44/109,713.14
  6. Step 6: Final answer
    x = 81,988.27

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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.