Home / 109,582.56-151,222.45-61,185.24

Finding the Fourth Proportional to 109,582.56, 151,222.45 and 61,185.24

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Solution

The fourth proportional to 109,582.56, 151,222.45 and 61,185.24 is: 84,434.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,582.56 : 151,222.45 = 61,185.24 : x
  2. Step 2: Convert to fraction form
    109,582.56/151,222.45 = 61,185.24/x
  3. Step 3: Cross multiply
    109,582.56x = 151,222.45 × 61,185.24
  4. Step 4: Simplify right side
    109,582.56x = 9,252,582,030.48
  5. Step 5: Solve for x
    x = 9,252,582,030.48/109,582.56
  6. Step 6: Final answer
    x = 84,434.80

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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.