Home / 124,082.75-186,156.93-64,902.53

Finding the Fourth Proportional to 124,082.75, 186,156.93 and 64,902.53

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Solution

The fourth proportional to 124,082.75, 186,156.93 and 64,902.53 is: 97,370.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,082.75 : 186,156.93 = 64,902.53 : x
  2. Step 2: Convert to fraction form
    124,082.75/186,156.93 = 64,902.53/x
  3. Step 3: Cross multiply
    124,082.75x = 186,156.93 × 64,902.53
  4. Step 4: Simplify right side
    124,082.75x = 12,082,056,199.43
  5. Step 5: Solve for x
    x = 12,082,056,199.43/124,082.75
  6. Step 6: Final answer
    x = 97,370.96

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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.