Home / 102,286.87-153,430.00-46,061.15

Finding the Fourth Proportional to 102,286.87, 153,430.00 and 46,061.15

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Solution

The fourth proportional to 102,286.87, 153,430.00 and 46,061.15 is: 69,091.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,286.87 : 153,430.00 = 46,061.15 : x
  2. Step 2: Convert to fraction form
    102,286.87/153,430.00 = 46,061.15/x
  3. Step 3: Cross multiply
    102,286.87x = 153,430.00 × 46,061.15
  4. Step 4: Simplify right side
    102,286.87x = 7,067,161,362.20
  5. Step 5: Solve for x
    x = 7,067,161,362.20/102,286.87
  6. Step 6: Final answer
    x = 69,091.58

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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.