Home / 161,615.16-242,422.83-43,283.48

Finding the Fourth Proportional to 161,615.16, 242,422.83 and 43,283.48

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Solution

The fourth proportional to 161,615.16, 242,422.83 and 43,283.48 is: 64,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,615.16 : 242,422.83 = 43,283.48 : x
  2. Step 2: Convert to fraction form
    161,615.16/242,422.83 = 43,283.48/x
  3. Step 3: Cross multiply
    161,615.16x = 242,422.83 × 43,283.48
  4. Step 4: Simplify right side
    161,615.16x = 10,492,902,501.73
  5. Step 5: Solve for x
    x = 10,492,902,501.73/161,615.16
  6. Step 6: Final answer
    x = 64,925.24

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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.