Home / 239,336.28-359,266.95-99,193.32

Finding the Fourth Proportional to 239,336.28, 359,266.95 and 99,193.32

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Solution

The fourth proportional to 239,336.28, 359,266.95 and 99,193.32 is: 148,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,336.28 : 359,266.95 = 99,193.32 : x
  2. Step 2: Convert to fraction form
    239,336.28/359,266.95 = 99,193.32/x
  3. Step 3: Cross multiply
    239,336.28x = 359,266.95 × 99,193.32
  4. Step 4: Simplify right side
    239,336.28x = 35,636,881,536.77
  5. Step 5: Solve for x
    x = 35,636,881,536.77/239,336.28
  6. Step 6: Final answer
    x = 148,898.79

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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.