Home / 107,701.72-161,541.06-37,582.36

Finding the Fourth Proportional to 107,701.72, 161,541.06 and 37,582.36

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Solution

The fourth proportional to 107,701.72, 161,541.06 and 37,582.36 is: 56,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,701.72 : 161,541.06 = 37,582.36 : x
  2. Step 2: Convert to fraction form
    107,701.72/161,541.06 = 37,582.36/x
  3. Step 3: Cross multiply
    107,701.72x = 161,541.06 × 37,582.36
  4. Step 4: Simplify right side
    107,701.72x = 6,071,094,271.70
  5. Step 5: Solve for x
    x = 6,071,094,271.70/107,701.72
  6. Step 6: Final answer
    x = 56,369.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.