Home / 161,530.60-242,526.30-122,362.60

Finding the Fourth Proportional to 161,530.60, 242,526.30 and 122,362.60

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Solution

The fourth proportional to 161,530.60, 242,526.30 and 122,362.60 is: 183,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,530.60 : 242,526.30 = 122,362.60 : x
  2. Step 2: Convert to fraction form
    161,530.60/242,526.30 = 122,362.60/x
  3. Step 3: Cross multiply
    161,530.60x = 242,526.30 × 122,362.60
  4. Step 4: Simplify right side
    161,530.60x = 29,676,148,636.38
  5. Step 5: Solve for x
    x = 29,676,148,636.38/161,530.60
  6. Step 6: Final answer
    x = 183,718.43

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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.