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Finding the Fourth Proportional to 239,063.28, 358,750.44 and 106,030.32

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Solution

The fourth proportional to 239,063.28, 358,750.44 and 106,030.32 is: 159,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,063.28 : 358,750.44 = 106,030.32 : x
  2. Step 2: Convert to fraction form
    239,063.28/358,750.44 = 106,030.32/x
  3. Step 3: Cross multiply
    239,063.28x = 358,750.44 × 106,030.32
  4. Step 4: Simplify right side
    239,063.28x = 38,038,423,953.34
  5. Step 5: Solve for x
    x = 38,038,423,953.34/239,063.28
  6. Step 6: Final answer
    x = 159,114.46

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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.