Home / 178,223.28-245,942-106,566.08

Finding the Fourth Proportional to 178,223.28, 245,942 and 106,566.08

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Solution

The fourth proportional to 178,223.28, 245,942 and 106,566.08 is: 147,057.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,223.28 : 245,942 = 106,566.08 : x
  2. Step 2: Convert to fraction form
    178,223.28/245,942 = 106,566.08/x
  3. Step 3: Cross multiply
    178,223.28x = 245,942 × 106,566.08
  4. Step 4: Simplify right side
    178,223.28x = 26,209,074,847.36
  5. Step 5: Solve for x
    x = 26,209,074,847.36/178,223.28
  6. Step 6: Final answer
    x = 147,057.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.