Home / 107,362.30-161,071.29-40,803.58

Finding the Fourth Proportional to 107,362.30, 161,071.29 and 40,803.58

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Solution

The fourth proportional to 107,362.30, 161,071.29 and 40,803.58 is: 61,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,362.30 : 161,071.29 = 40,803.58 : x
  2. Step 2: Convert to fraction form
    107,362.30/161,071.29 = 40,803.58/x
  3. Step 3: Cross multiply
    107,362.30x = 161,071.29 × 40,803.58
  4. Step 4: Simplify right side
    107,362.30x = 6,572,285,267.22
  5. Step 5: Solve for x
    x = 6,572,285,267.22/107,362.30
  6. Step 6: Final answer
    x = 61,215.95

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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.