Home / 162,282.79-243,399.56-57,077.16

Finding the Fourth Proportional to 162,282.79, 243,399.56 and 57,077.16

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Solution

The fourth proportional to 162,282.79, 243,399.56 and 57,077.16 is: 85,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,282.79 : 243,399.56 = 57,077.16 : x
  2. Step 2: Convert to fraction form
    162,282.79/243,399.56 = 57,077.16/x
  3. Step 3: Cross multiply
    162,282.79x = 243,399.56 × 57,077.16
  4. Step 4: Simplify right side
    162,282.79x = 13,892,554,592.45
  5. Step 5: Solve for x
    x = 13,892,554,592.45/162,282.79
  6. Step 6: Final answer
    x = 85,607.07

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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.