Home / 158,870.08-237,942.24-75,822.40

Finding the Fourth Proportional to 158,870.08, 237,942.24 and 75,822.40

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Solution

The fourth proportional to 158,870.08, 237,942.24 and 75,822.40 is: 113,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,870.08 : 237,942.24 = 75,822.40 : x
  2. Step 2: Convert to fraction form
    158,870.08/237,942.24 = 75,822.40/x
  3. Step 3: Cross multiply
    158,870.08x = 237,942.24 × 75,822.40
  4. Step 4: Simplify right side
    158,870.08x = 18,041,351,698.18
  5. Step 5: Solve for x
    x = 18,041,351,698.18/158,870.08
  6. Step 6: Final answer
    x = 113,560.41

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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.