Home / 102,521.85-153,708.96-62,997.30

Finding the Fourth Proportional to 102,521.85, 153,708.96 and 62,997.30

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Solution

The fourth proportional to 102,521.85, 153,708.96 and 62,997.30 is: 94,450.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,521.85 : 153,708.96 = 62,997.30 : x
  2. Step 2: Convert to fraction form
    102,521.85/153,708.96 = 62,997.30/x
  3. Step 3: Cross multiply
    102,521.85x = 153,708.96 × 62,997.30
  4. Step 4: Simplify right side
    102,521.85x = 9,683,249,465.81
  5. Step 5: Solve for x
    x = 9,683,249,465.81/102,521.85
  6. Step 6: Final answer
    x = 94,450.59

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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.