Home / 161,347.32-242,032.54-43,018.04

Finding the Fourth Proportional to 161,347.32, 242,032.54 and 43,018.04

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Solution

The fourth proportional to 161,347.32, 242,032.54 and 43,018.04 is: 64,530.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,347.32 : 242,032.54 = 43,018.04 : x
  2. Step 2: Convert to fraction form
    161,347.32/242,032.54 = 43,018.04/x
  3. Step 3: Cross multiply
    161,347.32x = 242,032.54 × 43,018.04
  4. Step 4: Simplify right side
    161,347.32x = 10,411,765,487.02
  5. Step 5: Solve for x
    x = 10,411,765,487.02/161,347.32
  6. Step 6: Final answer
    x = 64,530.14

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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.