Home / 109,487.36-151,092.48-59,186.36

Finding the Fourth Proportional to 109,487.36, 151,092.48 and 59,186.36

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Solution

The fourth proportional to 109,487.36, 151,092.48 and 59,186.36 is: 81,677.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,487.36 : 151,092.48 = 59,186.36 : x
  2. Step 2: Convert to fraction form
    109,487.36/151,092.48 = 59,186.36/x
  3. Step 3: Cross multiply
    109,487.36x = 151,092.48 × 59,186.36
  4. Step 4: Simplify right side
    109,487.36x = 8,942,613,914.57
  5. Step 5: Solve for x
    x = 8,942,613,914.57/109,487.36
  6. Step 6: Final answer
    x = 81,677.14

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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.